ami

was wondering if someone could look over these sentences and see if they make sense. en el verano, nosotros fuimos en el excusion. (is there another word for road trip?" despues, cargamos la carro y salimos. ( after we packed the car and left.) gastamos q...

17 years ago

how do you say "the trip was a very great experience."

17 years ago

how do you solve for a problem where they ask you to identify an unknown salt (they give you three choices) when you are given the pH and the Molarity.

17 years ago

20ml sample of .200M HBr is titrated w/ .200M NaOH. what is the ph after adding 15ml (base)?

17 years ago

At what displacement from the equilibrium is the total energy of a simple harmonic oscillator one - sixths KE and five - sixth PE? Answer should be in terms of the amplitude A.

15 years ago

Sam is taking his girlfriend Sally out for a ride in his boat. He starts out at rest. He accelerates with an acceleration of 0.199 m/s^2 for 83.9 s. At that time Sally decides they are going fast enough and the boat moves at constant speed for a distance...

15 years ago

Consider an antelope being chased by a tiger. The antelope is running at a velocity of 5.21 m/s at an angle 14.3 degree E of S. The tiger is running at a velocity of 11.64 m/s at an angle of 31.4 degree W of S. (Use East as positive x and North as postive...

15 years ago

A prep cook spins a salad spinner 25.0 times in 10.0 seconds (at a constant rate) and then stops. The salad spinner rotates 8.00 more times before it comes to rest. Assume that the spinner slows down with constant angular acceleration. What is the angular...

15 years ago

Water flows steadily from an open tank into a pipe as shown in the figure. The elevation of the top of the tank is 12.3 m, and the elevation at the pipe is 3.80 m. The initial cross-sectional area of the pipe (at point 2) is 5.60×10−2 m^2; and at where th...

15 years ago

A satellite orbits around the earth. The mass of the satellite is 1170 kg, and its altitude is 220 km. The mass of the earth is 5.98×1024 kg. The radius of the earth is 6.38×106 m. 1)What is the gravitational force on the satellite? 2)What is the orbital...

15 years ago

What is the importance of Alice walker, "You cannot keep a good women down" story in between 1865 to present day.

14 years ago

PCl3 + Cl2 = PCl5 Kc=26 @ 250 degree Celcius 1.0 mol of PCl3 , 1.0 mol of Cl2 , and 5.0 mol of PCl5 are placed in a 10.0L flask at 250 C and allowed to come to equilibrium. What is the concentration, in M,of cl2 of at equilibrium? Choose one answer. a. 3....

15 years ago

Consider the equilibrium of water with gaseous hydrogen and oxygen: Give the value of for this reaction, if it is written as: Choose one answer. a. -7.8 x 10^-16 b. -3.9 x 10^-16 c. 1.3 x 10^-15 d. 6.4 x 10^-14 e. 3.6 x 10^2

15 years ago

When solid NH4HS is placed in a closed flask at 28 C, the solid dissociates according to the equation: NH4HS(s) <=> NH3(g) + H2S(g) The total pressure of the equilibrium mixture is 0.766 atm. Determine Kp at this temperature. Choose one answer. a. 0.147 b...

15 years ago

Consider the following equilibrium: 5.0 moles of are placed in a 10.0 L flask at 200 C and allowed to come to equilibrium. Analysis shows that 1.0 mole of is present in the equilibrium mixture. How many moles of Cl2 are present at equilibrium. Choose one...

15 years ago

What is the pH of the solution obtained by mixing 30.00mL OF 0.250M HCL AND 30.00mL OF 0.125M NaOH?

15 years ago

Calculate the PH OF A SOLUTION prepared by mixing 15.0mL OF 0.50 M OF NaOH AND 30.0mL OF 0.50 M BENZOIC ACID SOLUTION?( Benzoicacid is monoprotic and its dissociation constant is 6.5*10^-5)

15 years ago

two number have a sum equal to 50. their difference is 16. to figure out what the number are, you must first identify the varibles. what are the variables in this problem?

15 years ago

calculate the van dar waals coorectionj terms to pressure and volume for Cl2 at STP. The values of the van der waals constant a and b are 6.49L2-atm/mol2 and 0.056L/mol, respectively, for Cl2. At STP, which is the major cause of deviation from ideal behav...

15 years ago

Simplify: 3 sqrt () 2 + 5 sqrt () 2 a) 8 sqrt () 2 b) 15 sqrt () 2 c) 16 d) 16 sqrt () 2

15 years ago

simplify sqrt 17/ 4

15 years ago

When change is brought about through movements such as the Civil Rights Movement and the Women's Suffrage movement, movements that were the result of actions between groups in society, this is an example of __________ in action. Choose one answer. a. stru...

15 years ago

Which of the following is NOT a question that a social conflict theorist would ask in studying a situation? Choose one answer. a. What is the inequality in this situation? b. What sorts of social change might result from the inequality in society? c. Who...

15 years ago

.Question 26 Marks: 2 ____________ is an example of non-material culture, and __________ is an example of material culture. Choose one answer. a. cars; trains b. the music you hear in a club; ideas about love c. clothes; paintings d. ideas about love; tex...

15 years ago

Two roommates argue about who is doing the dishes. One is angry because the other didn't do the dishes Friday night as they promised they would. Roomate A says "You didn't do the dishes Friday night, and you never do the dishes! I get so tired of looking...

15 years ago

simplify: sqrt () 81 / 2

15 years ago

help please!!!!!!!!!!!!! simplify: sqrt () 36 / 81

15 years ago

simplify: sqrt (2)/7 a) sqrt (14) / 7 b) sqrt (7) C) 2 d) sqrt (2)

15 years ago

simplify the following radical expression: 3 sqrt (-27) a) 0 b) -3 c) 3 d) no solution exists

15 years ago

simplify: sqrt (16)/sqrt (4) + sqrt (2) a) 8 - 2 sqrt (2) b) 8 - sqrt (2) / 2 c) 2 d) 4 - 2 sqrt (2)

15 years ago

what is ph of a solution made by mixing 55ml of 0.12M in Formaic acid and 65ml of 0.12M of Sodium Foramte? For Ka of Formaic acid is 1.4x10^-4

15 years ago

The molar solubility of PbBr2 at 250C is 1.0x10^-2. Calculate the Ksp.

15 years ago

If 0.0490g of AgIO3 DISOLVES per liter of solution, calculate the solubility product constant.

15 years ago

Calculate the solubility of Cu(oh)2 in grams per liters of solution if Ksp for Cu(OH)2 IS 4.8X 10^-20

15 years ago

napoleon russian campaign has been a disaster why? Describe the campaign what happened and the consequences for the french army and Napoleon Himself?

15 years ago

Whst steps did louis XIV to consolidate his power as the absolute monarh of France?

15 years ago

trace the course of french revolution from calling estates general to creation of national assembly? why estate general called and what groups comprised and what were their goals and outcomes?

15 years ago

why did karl marx believe capitalism would eventually be destroy? What steps would lead to overthrow and what kind of society would replace it?

15 years ago

explain darwin theory of evolution. how it was applied to economic races and nation by social Darwinist?

15 years ago

1933 hitler begins to rearm Germany what future steps did he take between 1933 and 1939 invasion of poland that lead to war?

15 years ago

in august 1945 the US dropped the atomic bomb on japan what are the justification for and aganist dropping the bomb?

15 years ago

what were the Hitlers goal for germany when he come to power and how did they lead to World War 2?

15 years ago

discuss in details the truman doctrine, the berlin airlift, and the marshall plan confrontation between US and Soviet union during coldwar. what evetns began each crisis. How did the other side react and what were the outcomes of each?

15 years ago

vector B has a magnitude of 186. By is 0. What are the two possibilities for Bx?

15 years ago

VECTOR A has a magnitude of 55. Ax is 26. What are the two possibilities for Ay?

15 years ago

What must be true for two vectors to add up to ZERO? Choose all that apply. 1)Their y-components must be equal. 2)They must be anti-parallel (point in opposite directions). 3) Their x-components must be equal. 4)They must be parallel (point in the same di...

15 years ago

Vector V1 is 9.00 units long and points along the negative x axis. Vector V2 is 4.72 units long and points at +50.0° to the +x axis. (a) What are the x and y components of each vector? V1x = V1y = V2x = V2y = (b) Determine the sum V1 + V2. Magnitude AND D...

15 years ago

Express the direction 331° CW from the +x-axis in the following different ways. For this problem north is positive y and east is positive x. 1) east of north 2) above the +x-axis 3) right of the vertical in quadrant 1 4) CW from the -y-axis

15 years ago

what assumption have you made in performing the free fall lab experiment and analyyzing the results?

15 years ago

A horse canters away from its trainer in a straight line, moving 140 m away in 16.0 s. It then turns abruptly and gallops halfway back in 5.0 s. (a) Calculate its average speed. (b) Calculate its average velocity for the entire trip, using "away from the...

15 years ago

A stone is dropped from the top of a cliff. It hits the ground below after 3.10 s. How high is the cliff?

15 years ago

how modern religion benefits from indigenous religion?

15 years ago

Explain whether or not my results 9.876m/s^2 verify that g=9.8m/s^2

15 years ago

at what projection will the range of a projectile equal to 2 times its maximum height?

15 years ago

A boat can travel 2.60 m/s in still water.If the boat points its prow directly across a stream whose current is 1.10 m/s, what is the velocity (magnitude and direction) of the boat relative to the shore? What will be the position of the boat, relative to...

15 years ago

i need help in writing newton second law lab. we did three experiment, first we constant mass, then acceleration and then force. i did in laboratory correctly please help me. We use car on track and have 200g weight hanger and 250g of two blocks on car.

15 years ago

Two snowcats tow a housing unit to a new location at McMurdo Base, Antarctica, as shown in Figure 4-46. The sum of the forces A and B exerted on the unit by the horizontal cables is parallel to the line L, and FA = 4300 N. Determine FB and the magnitude o...

15 years ago

The coefficient of static friction between hard rubber and normal street pavement is about 0.68. On how steep a hill (maximum angle) can you leave a car parked?

15 years ago

Two crates, of mass m1 = 60 kg and m2 = 130 kg, are in contact and at rest on a horizontal surface (Fig. 4-54). A 620 N force is exerted on the 60 kg crate. The coefficient of kinetic friction is 0.15.

15 years ago

The position of a 2.75 *10^5 N training helicopter under test is given by r = (0.020 m/s^3)(t^3)i + (2.2 m/s)(t)j - (0.060 m/s^2)(t^2) k Find the net force on the helicopter at t =5.0s. Express your answer in terms of i,j,k. Express your coefficient using...

15 years ago

Two objects attract each other gravitationally with a force of 3.5 10-10 N when they are 0.33 m apart. Their total mass is 4.0 kg. Find their individual masses. I got my answers but its say incorrect. the values i got 3.43 for larger mass and 0.57 small m...

15 years ago

is that true or false A rock is thrown straight up into the air At the peak its acceleration was zero

15 years ago

is the net force on venus is zero?

15 years ago

is that true faster objects have a greater acceleration than slower objects?

15 years ago

is that true a block on a flat surface. The normal force on the block and weight of the block make up a third law pair.

15 years ago

Determine the radial acceleration of the car at this time. If the curve were flat, what would the coefficient of static friction have to be between the tires and the roadbed to provide this acceleration with no slipping or skidding?

15 years ago

Is that true the net force on the exit sign is 25N

15 years ago

Why gravitional force and centrietal force is same between earth and moon?

15 years ago

Two objects attract each other gravitationally with a force of 3.5 10-10 N when they are 0.33 m apart. Their total mass is 4.0 kg. Find their individual masses. A)larger mass kg B)sMaller mass kg

15 years ago

A block of ice of mass 4.10 kg is placed against a horizontal spring that has force constant k = 210 N/m and is compressed a distance 2.60×10−2 m. The spring is released and accelerates the block along a horizontal surface. You can ignore friction and the...

15 years ago

Find the center of mass of the three mass system that m1 = 1.90 kg and m2 = 1.30 kg. Specify relative to the center of the left hand (1.00 kg) mass.

15 years ago

A 175 kg horizontal beam is supported at each end. A 300 kg piano rests a third of the way from one end. What is the vertical force on the support closest to the piano? N What is the vertical force on the support furthest from the piano? N

14 years ago

A 12N force is applied to a 20kg door If a frictional torque is present what will be the angular acceleration of the door The door is 80cm wide and I=1/3ml^2.

14 years ago

a 25 kg rod has a box hanging from it and is suspended from the ceiling by the string. The entire system isin equilibrium. Calculate the tesnion in the string and calculate the mass of the box

14 years ago

does the mass of the object have a direct effect on the buoyant force or does the volume? Which of the two has no affect on the buoyant force?

14 years ago

An ordinary glass is filled to the brim with 350.0 mL of water at 100°C. If the temperature decreased to 19°C, how much water could be added to the glass?

14 years ago

What mass of steam at 100°C must be added to 1.00 kg of ice at 0°C to yield liquid water at 15°C?

14 years ago

A cube of ice is taken from the freezer at -7.5°C and placed in a 101 g aluminum calorimeter filled with 282 g of water at room temperature of 20°C. The final situation is observed to be all water at 16°C. What was the mass of the ice cube?

14 years ago

A 10 kg block slides up a hill to a height of 5.8 m. If 414 J of thermal energy are generated, how fast was the block going at the bottom of the hill? 1 m/s

14 years ago

The electric field E_1 at one face of a parallelepiped is uniform over the entire face and is directed out of the face. At the opposite face, the electric field E_2 is also uniform over the entire face and is directed into that face (the figure ). The two...

14 years ago

I have to find three errors and ther two logic and syntax error. HELP ME IN IT AND Below is code. Rem ===========BEGIN SAMPLE CODE============ REM Read 9 scores and report the average Dim score(10) For i = 1 to 10 CALL fillArray PRINT "The average score i...

14 years ago

A-Asking the user to pick a number between 1 and 20 and having the computer pick a number between 1 and 20 and telling the user if they won or lost B- For finding the logic error in the program C- For finding and fixing the logic error in the program D- F...

14 years ago

Who will hear the voice of a singer first-a person in the balcony 50 m away from the stage (Fig. 22-19), or a person 2000 km away at home whose ear is next to the radio? Assume that the microphone is a few centimeters from the singer and the temperature i...

14 years ago

This is my lab project and i need help in how to start to solve this problem. Determine the buoyant force on a balloon(filled with air) as a function of depth. At what depth does neutral buoyancy occur.

14 years ago

What is the density of air filled balloon and the mass of 6 inch balloon air filled

14 years ago

Why it is ok for Girl to wear boys clothes but deviant behavior for boy to wear girl clothes

14 years ago

Does race effect the self esteem of children?

14 years ago

Why lighter skins people thought that they are superior to all others.?

14 years ago

i am looking for thirty questions related to communication that i can ask someone in a interview. Please help me in it. I made some but i need a lot.

14 years ago

I want to konw how harry potter support violence. I REALLY MEANT THIS ANSWER.

14 years ago

mechanism of natural selection( heritability, variation, differential reproductive success) how it works with behavioral examples

14 years ago

Australopithecines –why the variety and who were they

14 years ago

hominids characteristics and adaptation

14 years ago

how same sex marriage define neo evolution theory.

14 years ago

Incest- why cannot we sleep with our brother?

14 years ago

wht are the rich getting richer and the rest of us not? Use domestication emergence and social stratification to explain

14 years ago

Use division of power series to find the first three terms of the Maclaurin series for y = sec x.

14 years ago

how to draw newman projection for different structure

14 years ago

A solution initially contains 0.350 mol/L of A and 0.750 mol/L of B. A reaction occurs according to the equation 2 A(aq)+B(aq)<=> 3 C(aq)+D(s) At equilibrium, [C] is found to be 0.100 mol/L. What is the value of Keq?

13 years ago

How did tree productivity change over time in each of the forest stands, and how was productivity altered by N additions? Consider possible reasons to explain the pattern that you see in the data.

13 years ago

q 1: What is the final velocity of the boat? q 2: What is the total displacement of the boat? q 3: What is the total time the boat moves?

15 years ago

nvm, figured it out myself

15 years ago

well, the thing is, those are the components in relation to the ground, not with each other. I can't figure out how to relate it to each other.

15 years ago

PCL5(g)=PCL3(g)+CL2(g) 5.0 moles of are placed in a 10.0 L flask at 200 C and allowed to come to equilibrium. Analysis shows that 1.0 mole of is present in the equilibrium mixture. How many moles of Cl2 are present at equilibrium. Choose one answer. a. 0...

15 years ago

Consider the equilibrium of water with gaseous hydrogen and oxygen: 2H2O(g)=2H2(g) + O2(g) Kp= 7.8x10^-16 Give the value of for this reaction, if it is written as: 1/2O2(g) + H2(g) =H2O(g) Choose one answer. a. -7.8 x 10^16 b. -3.9 x 10^16 c. 1.3 x 10^15...

15 years ago

64

15 years ago

between them, kristen and brad have 68 cousins. brad has 10 more cousins than kristen. how many cousins does kristen have?

15 years ago

thanks beth :)

15 years ago

i have to write on it how these three confrontation causes of cold war

15 years ago

thanks

15 years ago

i got -.5156 and 2.785 but both are wrong

15 years ago

A 12N force is applied to a 20kg door If a 5m.N frictional torque is present what will be the angular acceleration of the door The door is 80cm wide and I=1/3ml^2.

14 years ago

yes

14 years ago

please help me

14 years ago

What about the women wearing men clothes.

14 years ago

it is alot websites can you provide me one or two specifically

14 years ago

any support to prove it.

14 years ago

communication between two friends and one is United States born and other just came three years ago from an other country speaking.

14 years ago

i have one more question What is evolution why is it so hotly debated who was/is instrumental in shaping how we consider life? Express the belief/science behind the argument for and against?

14 years ago

Thanks and one more thing i know r, s configuration but cannot draw in a chair conformation

14 years ago

in one town, 37% of all voters are democrats. if two voters are randomly selected for a survey, find the probability that they are both democrats.

13 years ago

B. american landscape painting

11 years ago

Hey. How did you find it?

5 years ago

I am confuse

5 years ago