luke

This page lists questions and answers that were posted by visitors named luke.

Questions

The following questions were asked by visitors named luke.

hi how would we solve a question like this? for the curve with eq'n 2x^2 - x - 1 y= _______________ x^2 - 2x - 3 determina all x- and y-intercepts I assume you meant y = (2x^2 - x - 1)/(x^2 - 2x - 3) both top and bottom factor but there is no advantage ga...

in a series of stamps annie must buy six of each one cost $4.00 one cost $2.50 one cost $1.20 one cost $1.00 she had to post a parcel and totals cost of postage was $25.70.what stamps can she use from the selection to make up this amount using a)as many $...

for part 2 of the questions is it six $1.00 stamps + one $2.50 + one $1.20 and four $4.00 and how do i find the largest number of stamps that she can use from the collection to post a parcel and to list them

can you give me more info for 9/11 (patriot day)?

The force of ..... acts to transfer mechanical energy to thermal energy.

a metal sample weighing 45.0g and at a temperature of 99.1C was place in 38.6g of water in a calorimeter at 25.0C. the calorimeter reached a maximum temperature of 32.8C. 1. calculate the specific heat of the metal. 2. what is the approximate molar mass o...

the rainfall this year was 18.6 cm. this is 3.2 cm less than half of the rainfall last year. what was the rainfall last year?

a remote controlled car's wheel accelerates at 22.4 rad/s^2. if the wheel begins with an angular speed of 10.8 rad/s what is the wheel's angular speed after exactly 3 full turns?

Latitude lines measure distance in degrees north and south of this? is it equator?

Write the correct conjugation of tener for the following sentences: 9. ¿Por qué _________ (Jose) sueño por la mañana? 10. Mi amiga _________ tres hijos. 11. ¿Cómo se dice "Patricio tiene ganas de comer" en inglés? 12. ¿Cómo se dice "Ana has to study (estu...

PLease look down. Thank you.

which metal does not require having its charge specified in the names of ionic comppounds it forms? a. Au b. Ca c. Cu d. Cr e. Fe

How do you say the restaurant is located inside the hotel. れすとらんはほてるのなかです

i need to do a poster to advertise a 'new' mobile phone it needs to stand out to the people who see it

Consider a frictionless track as shown in Figure P6.48. A block of mass m1 = 4.30 kg is released from A. It makes a head on elastic collision at B with a block of mass m2 = 9.00 kg that is initially at rest. Calculate the maximum height to which m1 rises...

what are the changes to n02 levels in one day

the points are (2.1, -6.3) (-2.5, 4.7) y=mx+b find what m= and what b =

the points are (2.1, -6.3) (-2.5, 4.7) y=mx+b find what m= and what b = i got m=-2.39 but the I tried to plug the coordinates into y=mx+b but keep getting two different answers of -1.281 and -1.275.

what is the vertex and axis of symmetry y=2x^2 - 7x + 1

A spy in a speed boat is being chased down a river by government officials in a faster craft. just as the officials' boat pulls up next to the spy's boat both boats reach the edge of a 5.0meter waterfall. If the spies speed is 15m/s and the officials' spe...

A shell fired from the ground with an initial speed of 1.70 x 10^3 m/s at an initial angle of 55 degrees to the horizontal. neglecting air resistance, find a) the shell's horizontal range b)the amount of time the shell is in motion.

if a ball, fired as a projectile, travels 30 meters when it leaves the the ground at 20% angel, it will travel the same distance when fired at an angle of what degrees

True or false: dimensions for Q can be, for example, cubic feet per minute, being distinguished from units for Q, which are length cubed per unit time.

what is the correct order from least to greatest: 3/8,0.23, 35%

FeSO4 (aq) + Ba(OH)2 (aq) = BaSO4 (s) + Fe(OH)2 (s) 2Fe3+(aq) + 3SO4=(aq) + 3Ba2+(aq) + 6OH-(aq) ===> 2Fe(OH)3(s) + 3BaSO4(s) which one respresents the precipate when iron (III) sulphate aq and barium hydroxide aq are combined.

One of your aliens looks down and becomes very confused, so you tell him that there is a game going on

Critical thinking: alien tour guide

What happens to the concentration of NO(g) when the total pressure on the equilibrium reaction 3NO2(g) + H2O <---> 2HNO3(aq) + NO(g) is increased (by compression)? 1. increases 2. remains the same 3. decreases 4. Unable to determine

Consider the combustion of glucose: C6H12O6(s) + 6O2(g) <---> 6CO2(g) + 6H2O(g) H = −3 kJ/mol Which condition I) Adding more carbon dioxide; II) Performing the reaction in a hotter environment; III) Decreasing the pressure of the system; IV) Adding a reag...

Consider the reaction at equilibrium: 2NO2(g) <---> N2O2(g) + O2(g) for which, H = −20.4 kJ · mol−1. If you decrease the temperature of the system, what will occur?

What happens to the concentration of SO2(g) when the total pressure on the equilibrium reaction 2 SO2(g) + O2(g) <---> 2 SO3(g) is increased (by compression)? I thought it remained the same but that was incorrect.

How many molecules are in 12.2 g NO2? Answer in units of molec

Determine the mass of 7.79 ×1023 atoms Cl. Answer in units of g

A sample of hydrogen gas occupies 16.8 L at STP. How many moles of the gas are present? Answer in units of mol

At 119 degrees C, the pressure of a sample of nitrogen is 1.94 atm. What will the pressure be at 282 degrees C, assuming constant volume? Answer in units of atm

At STP, what is the volume of 8.38 mol of nitrogen gas? Answer in units of L

What is the volume of 2.8 × 10^6 molecules He? Answer in units of L

Which statement is wrong? 1. Adding the same amount of heat to two different objects will produce the same increase in temperature. 2. When the same amount of heat produces different changes in temperature in two substances of the same mass, we say that t...

A mass of 7 kg of water is raised from 8 degrees C to the boiling point 100 degrees C. How much heat is required? The specific heat of water is 1000 cal/kg · degrees C. Answer in units of cal I got 644000, is that right?

convert a pressure of 1.75 atm to kpa

Consider the system 2N2O5(g) <----> 2N2O4(g) + O2(g) + heat at equilibrium at 25C. If the temperature were raised would the equilibrium be shifted to produce more N2O5 or more N2O4? 1. more N2O4 2. more N2O5 3. There would be no effect.

How many liters are occupied by 1.05 mol of nitrogen at 198C and 0.564 atm pressure? Answer in units of L

A sample of gas in a closed container at a temperature of 83C and a pressure of 9 atm is heated to 259C. What pressure does the gas exert at the higher temperature? Answer in units of atm

Do you buy James Madison's argument in Federalist 10 and Federalist 51 that separating powers among various inter-connected governments is a successful cure of the "mischief of factions?" Can one faction gain control of enough of our political system to d...

A mass of 350 kg is lifted by 2 cables connecting at the same point as shown. Determine the tensions in each cable when the system is in equilibrium.Left hand cable is t1 at 40 degree angle and Right hand cable is t2 at 30 degree angle

what is the unit rate for 22 gallons of gas to go 682 miles

how much is 2/3rd of a cup of sugar when it is .36 a cup?

Consider Ba (NO₃)₂ + K₂SO₄ → BaSO₄ + 2KNO₃ (0.10 M) (0.10 M) (10.0 mL) (20.0 mL) Will the K₂SO₄ be sufficient to precipitate all the Ba⁺² ions in the Ba (NO₃)₂? Use Stoichiometry to answer this question.

The second poem I will write about is ‘the conscript’ it was written by Wilfred Gibson in 1917. a law was passed to force men to join up between the ages of 18-41 unless they were ill this poems says what you’re really going to expect from the war if you...

A 4.3 g mass is released from rest at C which has a height of 0.8 m above the base of a loop-the-loop and a radius of 0.31 m. The acceleration of gravity is 9.8 m/s2 . Find the normal force pressing on the track at A, where A is at the same level as the c...

Need Help Please..!!! During the Victorian period, there were many social changes and intellectual developments. As a result, a crisis of faith rocked society. How does In Memoriam, A. H. H. by Alfred, Lord Tennyson reflect that crisis? a)Grieving, the sp...

How does Voltaire give examples in his book Candide that governments need to have both shepherds and butchers

what is the answer to the math pizzazz E-30? What is the title?

consider a sequence of independent tosses of a biased coin at times k=0,1,2,…,n. On each toss, the probability of Heads is p, and the probability of Tails is 1−p. A reward of one unit is given at time k, for k∈{1,2,…,n}, if the toss at time k resulted in...

which poem has the rhyme scheme AA BB CC

5.6 lb/gal = oz/gal

find 3 consecutive integers such that the sum of the squares of the first and second is 2 more than the third

Which physical properties are characteristics of metals? Choose all that apply. -brittle -high luster -malleable -ductile -not very reactive 1, 2, and 5?

If y varies directly as the square root of x and y = 47 when x = 49, find y if x = 2401. (Round off your answer to the nearest hundredth.)

Define terms: - clinical conditions - pathological conditions - physiological conditions These terms have me confused..

Which expression shows 27 + 36 as the product of their greatest common factor and the sum of two whole numbers with no common factor? 7(4+5)7(4+5) 9(4+5)9(4+5) 9(3+4)9(3+4) 7(3+6)7(3+6)

A concert arena has 48 rows, each with 8 seats and another 54 rows, each with 9 seats. How many seats does the concert arena have?

use diagram and text to explain how junction diode is able to conduct an electric current in one direction. use each of the following terms. -semiconductor -crystal -hole -N type -depletion region -potential difference -P type -electron -attraction

a spinner wheel with 3 color choices red, blue, and yellow) is spun and a 4 sided die I rolled. list the possible outcomes described in the situation.

Upon reaching a speed of 215 km/h on the runway, a jet raises its nose to an angle of 18º with the horizontal and begins to lift off the ground. a. Calculate the horizontal and vertical components of its velocity at this moment. b. What is the physical in...

Find any vector w that is perpendicular to both u = 3j + 4k and v = 2i. i, j, k are basis vectors. Textbook answer: (0,4,-3) My attempt: used any scale factor variation, like 4j-3k or -8j+6k to get w=8j-6k How do i solve this the longer way?

Express the unit vectors iˆ, jˆ, and kˆ as ordered triples and show that: a) iˆ x jˆ = kˆ b) kˆ x jˆ = -iˆ To begin, I subbed in iˆ= (1,0,0) jˆ= (0,1,0) kˆ = (0,0,1) for a) I got (0,-1,1) = (0,0,1) after crossing i x j What do I do next? (there are n...

67 is the difference of Holly's age and 23.

which kind of inclined plane pushes up more steeper or flatter? what do you think causes this?

1. Do excessively high temperatures cause people to behave immorally? 2. What is the function of spines on cacti? 3. What is the sequence of the human genome? 4. Does salt negatively affect the rate of radish seed germination? 5. How does light intensity...

I need help on this whole test The boxer was resilient -every time he was knocked down he got back up.

Emily makes a rectangular flag that is 1.7 meters long and 0.8 meter wide. How many square meters does the flag cover? HELP I NEED HELP

Melani is 172.3 centimeters tall. If she were 10.5 centimeters taller, she would be twice as tall as her younger brother Daniel. How tall is Daniel?

A stew recipe calls for 3.75 pounds of beef. Miss Porch wants to make five batches of stew. How many pounds of meat does she need to make all five batche

Read the excerpt from Panic in Washington Square Park. The only obstacle keeping Cassandra from fully enjoying the beauty of this glorious day was her mother's absence. Every Wednesday afternoon, Cam, their golden retriever, joined the Doggy Daycare group...

What evolves during natural selection?(1 point) entire species the proportion of different traits in a population the phenotypes of individual organisms inactivated genes please help?? i don't need a direct answer but i'm kind of confused about this.

how someone can take active notes to prepare for a collaborative discussion.

Which statement correctly describes the classification of chemical reactions into different categories?(1 point) In a synthesis reaction, two atoms of sodium (Na) combine with one molecule of chlorine gas (Cl2) to produce sodium chloride (NaCl). How many...

what were tejanos reactions to the idea of bringing anglo settlers to america

Which of the following is a simple sentence?(1 point) Responses He bakes many kinds of bread. He bakes many kinds of bread. He realized that he had left his phone at home after he left. He realized that he had left his phone at home after he left. She put...

Which of the following is a compound sentence?(1 point) Responses It was a beautiful day, so we decided to go to the zoo. It was a beautiful day, so we decided to go to the zoo. We saw pandas during our visit to the zoo. We saw pandas during our visit to...

How can a reader determine the meaning of a poem?(1 point) Responses by choosing a point-of-view by choosing a point-of-view by thinking about the pronouns used by thinking about the pronouns used by determining the tone by determining the tone by evaluat...

Vermont had 3 inches of snow on the ground before the sun melted 2 inches. The next storm tripled the amount on the ground. The sun then melted 1 1⁄2 inches. How many inches of snow are left on the ground?

Fencing costs $10 per foot. Frances had a rectangular garden that is 4 feet wide and 5 feet long. How much money will Frances need to spend to put fence around the garden?

Danielle bought 2 boxes of tortilla chips and 3 boxes of unhealthy chips. Each box of tortilla chips had 4 bags, and each box of unhealthy chips contained 6 bags. How many more bags of unhealthy chips than tortilla chips did Danielle buy?

Nat bought 3 colas for $1.25 each, 2 hot-dogs for $2.50 each, and a hamburger for $6.50. He paid with $20 bill. How much money does Nat have left.

A bicyclist was on a three day tour around a lake. On the first day, he rode 78 miles, on the second day he rode 54 miles, and on the third day he rode twice as far as the second day. Which of the following is a good estimation of how far he rode in the t...

Mary wanted to add to her collection of model planes and trains. She wanted to add 5 model planes which cost $19 each and 3 model trains which cost $199 each. Which of the following is a good estimate of how much money Mary spent? $650 $700 $750 $800 $850

You buy 3 pairs of pants for $19 each and 5 shirts for $10 each. Which of the following is a good estimation of how much money you spent? $110 $150 $190 $230 $270

is 3+(7+19) = (3+7) +19 commutative, associative, identity, or not a property

Answers

The following answers were posted by visitors named luke.

i want to know how you could get electric to an island in the middle of nowhere.

i need to know some specific info like what was damaged, how many people died, how many people got injured, etc.

Why has no one answered this?

What is the perimeter of a triangle whose sides measure 15cm, 17cm, and 10cm?

i got m=-2.39 but the I tried to plug the coordinates into y=mx+b but keep getting two different answers of -1.281 and -1.275.

but what happens to the concentration of SO2? does it decrease?

how do I know which side heat is on?

Do I have to change celcius to K?

is it 1.686×10^30

I'm still not sure I'm doing this right. I get 1.042E-16

it would make more N2O5?

i'm not getting the right answer

I do believe that separating the powers among various inter-connected governments is a successful cure because it prevents one branch of government from becoming too powerful over another. I don’t think one branch can completely take over but I think some...

I still don't get it.

1 pound is equal to 16 ounces. 4*16=64 you only have 60 so you need 4 more.

1 gallon = 4 quarts try it now.

PsyDAG, right on thanks

Thanks alot! Could you possibly elaborate as to how you approach this type of problem?

8x7=56. 63-7=56 a 7 oz.

The result of 59 69 63 31 14 and 64 87 36 35 47 drawn among ninety numbers

the function g(x)=x^2+5x, x>=p is one to one. find the least value of p, the range of g, sketch the graph of this function.

ya i read the story a while ago, but what does the cyclops dad have to do with this question?

he blinded the cyclops, sorry I get it now Poseidon was his dad

thanks for the help reed

0.250 g of phthalic acid is dissolved in 40.00 cm3 of 0.100 mol dm-3 NaOH. It requires 11.80 cm3 of 0.100 mol dm-3 HCl for neutralisation (to phenolphthalein). The mole ratio in which phthalic acid reacts with sodium hydroxide is 1:2.

No it actually was a study guide unit 4 now

correct thank you

h(t) = 20t - 5t^2 max height is at t=2 h(2) = 40-20 = 20

DON'T trust Senpai, I cross checked his answers with some answers I know are right (my own,) I highly recommend NOT listening to him. I will give the correct answers after i'm done

The variables in the test might change, so with my correct answers, you should cross check them with some of your answers that you know are right. If they do not match, don't use my answers. Anyway, here are the correct answers (for me, maybe for you too)...

can you do a 200 paragraph of this

lol i like how we are all copying the answer of ms sue but thx becca for asking cause if you didn't i would fail science

because aboriginals are human

lol is it just me or do you think ms sue is copying this of Wikipedia, i mean like imma still copy her answer but its kinda fishy

Aboriginal clan system is considered social system because the clan system was determined by the creator and each clan was named in honor of an animal doodem ,or totem

trust me this answer i put here is correct, anyone got tik tok

answers go in the comments

if you want a tutor go to the google meet site and type in 123 at 2:00 ends at 3:30

One of my friends is ms. Buchholz she teaches math she's great at math

like I have a bag contains 6 red marbles, 2 green marbles and 7 blue marbles. And you pick a marble with out looking. what is the probability you pic a red marble?

THANKS MATH TUTOR THE ANSERS ARE ACTUALY CORRECT

the answers are 99 and 9

so which one then :/

THATS NOT THE ANSWER :sob:

(3 x 12) + (4 x 8) = 68 worms

(6 x 9) + (6 x 11) + (4 x 9) = 156 players is the answer

what is the answer

is the answer 18

what is the Answer

what is the Answer

what is the Answer

what is the Answer 700

what is the Answer

bot u didnt help at all

Match the New Deal Program to its stated goal and purpose! (4 points) * The Federal Deposit Insurance Corporation The Social Security Administration The Civilian Conservation Corps The National Recovery Administration A. Provide a taxpayer-funded "safety...

is 0.4+2.3=2.3+0.4 commutative, associative, identity, or not a property

is 2(4•11) = (2•4) 11 commutative, associative, identity, or not a property

is 2(4 11) = (2 4) 11 commutative, associative, identity, or not a property

is 2(4⋅11) = (2⋅4) 11 commutative, associative, identity, or not a property

is -7⋅1=-7 commutative, associative, identity, or not a property

is 8 ⋅ 7 ⋅ 6 = 8 ⋅6 ⋅ 7 commutative, associative, identity, or not a property

so is it commutative, associative, identity, or not a property

is 99+0=99 commutative, associative, identity, or not a property

is 5-3=3-5commutative, associative, identity, or not a property

is 5-3=3-5 commutative, associative, identity, or not a property