Star

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

Questions

The following questions were asked by visitors named Star.

How much total kinetic energy will an electron-position pair have if produced by a photon of energy 1.48 MeV? Answer in units of MeV. How would I do this? thx.

the rubidium isotope 87Rb is a beta emitter with a half-life of 4.9E10 y that decays into 87Sr. It is used to determine the age of rocks and fossils. Rocks containing the fossils of early animals contain a ration of 87Sr to 87Rb of 0.090. Assuming that th...

Woodrow wilson was determined to " strike a new note in international affairs... to see that sheer honesty and even unselfishness... should prevail over nationalistic self-seeking in america foreign policy." evaluate in respect of a neutrality in ww1 amer...

What channel is Wall Street Journal on? (no cable, antenna). I need to watch it by next week. It would great if you could me the tv listings in pacific time.

A sailor in a small sailboat encounters shifting winds. She sails 2.00 km east, then 3.50 km southeast, and then an additional distance in an unknown direction. Her final position is 5.80 km directly east of the starting point. a) Find the magnitude of th...

A sale at Carney’s Electronics offers a specific model of Sony radio at 20% off the regular price. If the sale price of the radios is $45, what is the regular price?

make inferences to answer the foeoling question: At which pencil point was oxygen produced? can u help me plz?

do muslims get baptised/christened. ive looked on some websites on one it says they do and on another it says they donot believe in it. im a bit confused. thanks

just to say a BIG thankyou to you i was abit confused but what you found was a huge help and helped to clear it up.you are a star! thanks again

for my history homework i need to answer this question Explain why the Peace Settlement was changed in the years 1920-1928. ive looked but can`t find anything its due in tomorrow and i can`t find anything. please can someone help.

Hello, i am new at assembly language and i just got started with this stuff. I have this assignment which doesn't make any sense to me. Can someone please help? I am using Kip Irvine's, Assembly Language for x86 Processors, 6th edition. These are the inst...

Solve each equation. Round decimal answers to the nearest thousandth. 5(0.10)^x = 4(0.12)^x

Use the echelon method to solve the following system. x/5+3y =31 2x-y/5=8

what is the role of education in successful financial planning?

draw the structural formula for 1,3,5-trichlorocyclohexane

Trying to figure out how to draw the structure 2-bromo-4-phenylpentane I thought it was a five carbon strong with the ring on the second C and a Br on the 4th - but that's not correct (or not completely correct) What am I doing wrong?

How many liters of air (78 percent N2, 22 percent O2 by volume) at 20 degrees Celsius and 1.00 atm are needed for the complete combustion of 1.0 L of octane, C8H18, a typical gasoline component that has a density of 0.70 g/mL?

Five sentences about the role of education in successful financial planning, using different verb tense in each sentence with the verb in bold. Can you please tell me if the following sentences are correct? My husband and I were talking about our financia...

Is this sentence correct or am I missing a comma? Is there a way to rewrite it so that it sounds better? I have learned how to properly write a complete sentence and to avoid run ons and fragments.

I have written a paragraph about credit cards using at least five different pronouns. Could you please look over it and let me know if you see any errors, if my pronoun use is correct and if the sentences are complete. If you have any input about how a se...

FIND THE LIMIT As x approaches 0: tan 5 x/sin 25 x

In the election of 1912, Teddy Roosevelt's Bull Moose Party platform was built around what he called the?

Which of the following statements describes the most serious , long term , environmental damage produced by oil spills in the ocean ?

Helium gas is added to a ballon already partially filled with helium gas the balloon inflated because the

1. A colony of bacteria grows exponentially according to the function where N is measured in grams and t is measured in days. N(t)=100e^0.045t You may use graphical method or algebraic method. Please show work if algebraic or show the graph if graphical m...

I need your view on "Do you think the development of the New Word would've still taken place if it wasn't for Columbus' selfish motives?"

Element L has an average atomic mass of 54.2488 amu and is composed of two isotopes. The first has a mass of 55.2036 amu and makes up 41.030% of a standard sample. What is the mass of the second isotope? I under how to get average atomic mass but not sure...

A person pushes with a horizontal force of 25 N 4kg block, initially at rest on a horizontal table, a distance of 3m. The coefficient of kinetic friction between the block and table is 0.35. determine external work on the block-table system. the energy di...

Average value of f(x) = e ^ 4xsquared on the interval [-1/4,1/4]

for the functions f(x) = 5x +50 and g(x) = 1/5x -10 evaluate both f(g(x)) and g(f(x)). Are these functions inverses? do you put them into each other?

I don't understand how to do this, I would appreciate if someone could help explain. Two of the factors of ax^2+bx+c are (2x-2) and (x+5). Which is one of x-intercepts of y=ax^2+bx+c? Choices: -2 -1 5 1

A movie theatre sells two types of tickets: adult and child. On Tuesday, the theatre sold 100 adult tickets and 70 child tickets and made a total of $1,100. On Wednesday, the theatre sold 50 adult tickets and 50 child tickets and made a total of $625. How...

My question: 4a1+302--2A1203 Which reactant is limiting if 0.32 mol A1and 0.26mol oxygen is available. My answer is 0.228 is missing

How do I round 7,366.3275 to an exponent. My answer is 7.37 x 10 to 7th power am I right. Thanks

Some hydrogen gas is collected over water at 20.0 Cel. and the levels inside the container is the same. The partial pressure of hydrogen is 742.5 torr. What is the barometric pressure as the time the gas was collected. My answer is 742.5 torr = 17.5 torr...

Humans and insects are often said to be the dominant animals on earth. And yet there's only one species of humans and over seven hundred thousand of insects. How would you explain this phenomenon?

A sum of a number and it's reciprocal is 2 1/30 (mixed fraction) determine the number? I have tried solving it with no luck. I get stuck on the part of completing the square. Please help me Thank you

Determine the point of intersection between a circle (x+2)^2 + (y-2)^2 =1 and the parabola y=-(x+2)^2 +3.can anyone please outline the steps to solve it I have tried solve by substitution but I get Stuck

a metal ball of radius R is placed concentrically inside a hollow metal sphere of inner radius 2R & outer radius 3R. The ballis given a charge +2Q and the hollow sphere a total charge -Q. Calculate. electrostatic potential energy of system.???

Suppose x is random variable with normal distribution (u,sigma^2) distribution and p(x<=0)=1/3 and p(x<=1)=2/3 what are the values of u and sigma? Please show me the steps to solve such a question Thank you

what does it mean to calculate frequencies within a database

Which word is the closest in meaning to eloquent?

which of the following was one way the constitution attempted to a reconcile a weakness of the articles of confederation.

if a number is not rational then it is?

would I multiply 6 and 8 or divide when you're doing real numbers

the estimate for square root 27

what are nonterminating decimals

true or false every square root can be written as a whole number

write a translation rule= what is this

where can I get facts from google about the planets

A recipe uses 3 cups of flour to make 48 cookies, how much flour is needed to make 72 cookies. create a proportion and solve=?

what is the ratio of the measures of side bc to side Rs in simplest form similar figures

is Pluto a planet, if not explain why

i need help with this webstite

how do I write a ratio in simplest form

what is a translation

Do you know what dilations are?

can you help me with my problem

where can I find good facts about Jupiter

18 to 100 what does that equal

on a given blueprint, 1in =16ft. if the dimensions of the bedrooms on the blueprint are 0.75 inches times 1.5 inches, what are its actual measurements? 16ft x 32ft 12ft x 24ft 16ft x 24ft 12ft x 32ft

a comparison and contrast essay uses the following?

are 4/6 and 14/21 equivalent how do i show my work

is 56 over 23 an improper fraction

what is a spiral galaxy?

what are the equivalent fraction and decimal for-33 1/3 percent

how is the suns galaxy a spiral galaxy and how does the milky way look I can't find any pictures

which layer of the suns atmosphere are you looking at an image of the sun a.photosphere b.chromosphere* c.corona d.prominence

what will form a giant cloud that formed the solar system

what can form a cloud in the solar system

What are some characteristics of a city's infrastructure that make it favorable for businesses and industrialists to establish their operations?

how are earth and venus similar

what is 100 x 200 x 300= can't find a calculator

identify the part, whole, and percent in the following statement. find 15% of 750.

I don't know how to do percent of change

what does mia mean by underestimate?

how do I find the cost, deadline acceptance information about college because I want to go to either yale or harvard?

what is the biggest planet mercury venus earth jupiter

am i not suppose to give the answers out because everyone else does it.

what is GPA for college

What value of y satisfies the equation 3y + 6 = 21? A 5 B 7 C 9 D 12

what is the best strategy for studying for a test?

do you know the planet rhyeme

where is Mount Everest located

do you know anything about college

which of the following factors would most likely cause a hurricane to decrease in strength? A .staying over a warm body of water for a long time. b.increasing the number of large clouds. c.moving a continent d. moving toward tropical waters.

can you help me with my question

you seem really nice

if the planet was to collapse where would everybody go. a.mars b.mercury c.venus d.jupiter

cheerleader cop nerd catwoman peacock those are cute outfits

which of the following was one of the influences of the Roman republic in the farming of the constitution. a. a centralized government that provides for more order b. elected representatives who are the voice of the people c. a judicial system that is con...

can i be a tutor here

the three lines of defense your body has against disease include all except A: physical and chemical defence's B: inflammation C: immune system D : scarring

what are the top wild cats

Compare and contrast the Cherokee and Choctaw reactions when the United States government wanted them to move west

Answers

The following answers were posted by visitors named Star.

How would I get the average speed for the complete trip? (38.7 m/s)

I have the same problem. Although I am not begging people to do it for me. I've gone to the local library and gotten books out about the First World War. Children now just rely on the Internet! Go read books!

It's 1,500 milliters in 1.5 liters

omg that was it! I was missing the extra H on the Cl points. Thank you SO much! I am also trying to draw another one..but I will post it into a separate question in case others need to see that as well. Thanks again!!!

I had the Br on the second due to the 2-bromo, and the ring on the 4th, but it was marked wrong so then I thought perhaps it should have been flipped right to left - which reading left to right would have put the Br on the 4th...I still don't understand t...

The verbs in my sentences are 1. were talking 2. plays 3. are investing 4. will have helped 5. will be planning

Is Having an education plays a big part in successful financial planning. Correct? Does Having an education plays a big part in successfully planning for the future financially sound better?

Great! Thanks again for your time!

Thank you both! I appreciate your time

Is the sentence "that (all) credit cards are evil" correct? is it the correct use of a pronoun?

Ok I see know. Thank you so much for your time!

Adams' plan. 2 3 3 2

Torque= (F)sinTheta(r) Given: F=55N d= 74cm (converted to M=0.74M) Theta=90degrees. Since, Perpendicular is equal to 90 degrees, sin90 = 1. T=55N(1)(0.74m) Tperpendicular= 41N. 45degrees. T=55(sin45)0.74 T=29N. Hope this will help :)

The average value of f(x) = e ^ 4xsquared on the interval [-1/4,1/4]

Thank you! :) How would you do this problem though?

Anonymous is right got a 100%

Thanks! I got 8/8

It's urban form. trust me.

The answer is Increased

Stick is right!!! I got an 13/13 on the practice.

What are the answers? I need them desperately!!!

Answers for Educational Technology lesson!!!! 1. B 2. B 3. A I got a 3/3!

The answers 1. D 2. A 3. C Got 100%! I wouldn't lie about this if you're a connexus student and taking Lesson 2 in Art of Unit 4!

Percival Graves is right!! 100% on the Lesson 18, Unit Review, Unit 3!

If the standard atmosphere (1atm) is equal to 1.013 25 X 10fifth exponent. Then How do I put 7,66.3257 to expotent notation. Thanks

Ghost is 100% right I got 100 on it

I think it might be c a negative effect because it has a big affect on other creatures.

Thanks Steve you saved my day

Thanks for the answer but I still dont get it how did you get the 0.43?

Thanks alot I have tried coming up algebrically with 0.43 but still no luck there is formula like x-u/sigma but still cant use it any ideas?

you are correct

i still dont see a hint

A. the constitution gave more power to the states. b. the constitution provided a more centralized government c.all enslaved African Americans would be counted in the population d.the judicial branch would have power to pass laws

I'm on real number and cordanate plane test

measuring, length

thank you ms sue

how do i do 51 and 8

do you know what dilation is

that didnt help

what writeteacher said

it didn't seem like it

and i couldn't get to his

i have a math problem about it

is it equivalent

its the same as o.667

whats your answer

what about 20 percent

how do you know

you're a teacher

don't get it are you or not

i think you're right

you know she can band you from here

ok, why cant you

can someone help

no like..... hydrogen and something else

i think it would be D

thanks, but what about different

no, mutiplication

i did that test

the girl in the story

my teachers story - its a question

nick- lake = author

oh, what does underestimate mean

did you go to college

how did you get a master's degree

can you use that for college

how do we get that

what's your answer

if you read the text that would be correct

no, i mean the 2nd biggest planet