# Posts by jake

Total # Posts: 2,288

**Chemistry**

| 9.67- 9.82 | / 9.82 * 100 I got -1.5 .. Is this right?

**Chemistry**

Katie measures the mass of a chunk of gold to be 9.67 g. The accepted mass of the gold chunk is 9.82 g. How would I calculate the percent error and report my answer to two significant figures?

**math**

An actor invests some money at 6% and $29000 dollars more than 4 times the amount at 9%. The total annual interest earned form the investment is $29910 how much did he invest at each amount

**math**

When Mrs. Myles gave a test, the scores were normally distributed with a mean of 72 and a standard deviation of 8. This means that 95% of her students scored between which two scores? A) 40 and 100 B) 48 and 96 C) 56 and 88 D) 64 and 80

**science**

To answer these questions you will need to refer to the volume of water dripping over time graph that you created in your science notebook from interactive art plotting a line graph activity. 1. According to the trend shown by the graph what volume of water would you expect ...

**math**

Remember to show all of the steps that you use to solve the problem. (–1.15) × 3.2 =

**history**

2. is c that's what i meant

**history**

1. Africa's Rain forests are located on either side of the what A. Equator B. Coastal C. Sahara D. Deserts 2. Much of the area north and south of Africas rainforest is _____ a rolling grassland A. Tundra B. Desert C. Savanna D. Semi-arid i think 1. is a and 2. is b, am i ...

**math**

can you please answer this

**math**

Remember to show all of the steps that you use to solve the problem. (–1.15) × 3.2 =

**CALCULUS -HELP!**

How do you find all real values of x such that f(x)=0? Example 1: f(x)=15-3x Example 2: f(x)= (12-x^2)/5 Example 3: f(X)= x^3 -x

**Physics**

A box is pushed across a horizontal table by a boy applying a force of 32 N to the box. A force of friction of magnitude 19 N acts opposite the direction of motion. A stiff wind also opposes the box’s motion. What force does the box exert on the boy’s hand?

**English**

oh sorry... I believe that this is ineffective because the topic sentence is not really making the audience understand what's going on without giving proper reasoning. 2.) The 2nd sentence gives a slight background but not enough to explain the topic sentence. 3.) There ...

**English**

Quality openings typically exhibit the following components: SCENARIO: told in the 3rd person-even if t happened to you-- that connects creatively to the essay's central idea; instead of "I," use appositives to describe yourself ; a disinterested teenager, an ...

**English Language & Composition**

Can someone help me edit & revise this ex. paragraph. The directions were to revise & edit & identify strengths & weaknesses about this person and what this person included in their body paragraph. I could find very few mistakes but the major is including 3 QUOTES in 1 BODY ...

**Math**

thanks

**Math**

x^-5 * x^7= x^5 can someone explain why and check if it is correct

**French**

I want to say: I am five feet. My answer: Je suis cinq pieds. Am I correct?

**French**

I want to say : I am five feet. Is this correct: Je suis cinq pieds.

**Chemistry**

The following reaction represent a propsed reaction mechanism for the formation C(C6H5)3OH from C(C6H3)3Cl. Step 1: C(C6H5)3Cl--> C(C6H5)3^+ + Cl- Step 2: C(C6H5)3^+ + OH- --> C(C6H5)3OH What are the intermediate product(s) of the net reaction? Explain your answer. So I ...

**Chemistry**

No I meant above that part in the 3^1<--Where was this 3 from?

**Chemistry**

Just for some clearing: The 3 you used in your answer was the "if I were to triple" 3 right? Or did you take that from O3?

**Chemistry**

Oh, I see, thanks!

**Chemistry**

I'm having trouble understanding rate laws and manipulating them. So, for example, the rate law is rate= k[CO2][O3]. I was taught, maybe if I am just forgetting some pieces(been awhile), if I were to triple/double the partial pressure of CO2/O3, the rate of that element ...

**work like a scientist**

B B C D C

**Computer Science**

The assignment is to list all prime numbers up to 100 in java. Thanks

**Computer Science**

public class PrimeNumbers { public static void main(String[] args) { int x = 100; for(int i=2; i <= x; i++) { if(i%2==0) System.out.println("notprime"); System.out.println(i) ; if(i%1==1) System.out.println("prime"); } }

**english**

the choices are characterization setting irony/sarcasm and tragic resolution

**Chemistry**

If 2.64g of CO2 dissolves in 500ml water at 25°C, what is the Kh(Henry's law constant) for CO2? The total pressure is 3340 mmHg and air pressure at 25°C is 680 torr.

**Computer Programming**

I already posted this question but I gave it a try I'm not sure if I'm on the right track: Make a util class with three methods. First method's name is add, that returns the result by adding two numbers. Second method's name is multiply, that returns the result...

**math**

Yes it is C

**math**

9x+7x=116

**Computer Programming**

Hi Steve, I'm having trouble with this part: Third's method name is division that returns a result by dividing first parameter by second parameter. How would I do this part?

**Computer Programming**

I already posted this question but I gave it a try I'm not sure if I'm on the right track: Make a util class with three methods. First method's name is add, that returns the result by adding two numbers. Second method's name is multiply, that returns the result...

**math**

You are going to multiply 35*7. To check your answer, when you get the product and divide it by 35. You should get 7.

**math**

You are trying to find the area which is s^2. What's 20*20? You do the math.

**Math**

You divide 75 by 7. How many times does 7 go into 75? 10*7=70+5=75. You need to review your division.

**Computer Programming**

This is in java but in the program eclipse: public class Util { public static int add(int firstNumber, int secondNumber) { int first= 2; int second=3; int second - Util.add(int, int) } }

**Computer Programming**

How do I make a util class with a method name that is add, and returns the result by adding two numbers.

**math**

Sorry about that, Ms.Sue is right.

**math**

C, the number of high- gloss paint is 57 and the number of gallons sold is 37. Therefore it is 57:33

**math**

To change a percentage to a decmial you move the decimal two places to the left. Therefore 34.55% changed to a decimal is .3455

**math**

To find the volume you would multiply 4*4*8. Which is 128 ft^3.

**Computer Programming**

Hi Mr.Steve thank you for helping. I looked on the web and I looked at your responses to the other student. I'm still getting these errors on my code here: public class IfHomeworkRedo { 2. 3.{ 4. 5. public static void two(int a, int b) { 6. 7. if (a == b) System.out....

**Computer Programming**

I posted this question before: How would I put this into one program? These are the directions: Write a method that takes two parameters. If the first parameter is equal to second parameter. Multiply both and print result. If the first parameter is less than the second ...

**Computer Science**

How would I put this into one program? These are the directions: Write a method that takes two parameters. If the first parameter is equal to second parameter. Multiply both and print result. If the first parameter is less than the second parameter, add the two and print the ...

**Physics**

A motorcyclist who is moving along an x-axis has an acceleration given by a=(6.47-2.15t) for 0 >= t <= 6.0 s, where a is in m/s2 and t is in seconds. At t = 0, the velocity and position of the cyclist are 3.20 m/s and 7.30 m. For the time interval from 0 >= t <= 6....

**Algebra 2**

I'm confused on how to do this. 1.) Show that f(x)=x^4 -2x +8 has nonzero constant fourth-order differences. SIMPLIFY THE EXPRESSION: (HOW?) 2.) 8^log(8)^x eight log root 8 ^x (here it is written if you can't understand the actual expression. It is definitely hard ...

**physcis**

1) A student jumps 0.85 meters straight up, on level ground. (a) How long is the student in the air? (b) For how long is the student within 0.10 meters of the top of the jump? (c) What fraction of the time is the student in the top 0.10 meters of the jump?

**Precalculus**

22

**Chemistry**

CU oxidizes

**math please help ms sue i wana pass math**

????????????????

**Chemistry**

When 821 J of heat is added to 3.6 g of an oil at 21 °C, the temperature rises to 85 °C. What is the specific heat (cp) of the oil in J/(g°C)?

**Statistics**

A survey was conducted to determine the number of hours people listen to the radio. While most of the listening is in the car, it turns out that the mean is 2.5 hours with a standard deviation of 0.75 hours. Find the probability that the sum of 80 values is greater than 190.

**physics**

an object of mass mf to fall a distance L, giving its energy to raise the bus of mass 0.50 kg. The focal point of the lab was the effect of an inclined plane (a ramp). What is the effect of a ramp on the force necessary to raise an object a vertical distance H? What is the ...

**Math**

excuse me, I got the units of Area incorrect. It should be cm^2. So 78.5 cm^2.

**Math**

C=2pi*r solve for r... 31.4=6.28r r=4.9974 A=pi*r^2 A=78.5 centimeters.

**physics**

just a question out of curiosity... Why is it that when you stretch a rubber band between your thumbs the same length both sides of the rubber band make two different sounds? Is it because the sound waves are at different velocities or frequencies?

**SOCIAL STDIES HELP! 8th**

4 IS A don't listen to ms. sue she's a jerk

**Chemistry**

What is the empirical formula of a magnesium oxide compound that contains 0.2717 moles of Mg and 0.1811 moles of O?

**Language Arts**

go with Hi's answers all these other morons are trying to prove him or her wrong but they are the real idiots. Thanx Hi your answers were 100% correct

**math**

2

**Physics**

At the State Fair you see people trying to win a prize at a game booth. They are sliding a metal disk shaped like a puck up a wooden ramp so that it stops in a marked zone near the top of the ramp before sliding back down. You estimate that you can slide the 'puck' at ...

**Art**

1)c 2)d 3)b

**Math**

The volume of a rectangle prism with a square bases is 5880 cubic inches and it's height is 30 inches. Find the side length of the square base? 5880\30 = 196 square = side length of 14

**MATH**

1 ton = 2000 pounds

**science help**

i'm awesome has been giving false answers BEWARE

**Geometry**

In triangle ABC, points X and Z are on line AB and Y is on line AC such that line XY is parallel to line BC and line ZY is parallel to line XC. If AZ = 8 and ZX = 4, then what is XB?

**science**

At 3:15 one afternoon, the temperature over the land reaches its highest value for the day — about 89°F. The temperature over the adjacent water is about 72°F. What would the expected weather conditions be at this time. The answer clearly would be Cloudy skies and...

**maths**

A rectangular plate has a length of (18.0 ± 0.2) cm and a width of (9.8 ± 0.1) cm. Calculate the area of the plate, including its uncertainty. Correct all results to significant figures. Please help someone

**finance**

You want to have $2 million in real dollars in an account when you retire in 30 years. The nominal return on your investment is 8 percent and the inflation rate is 5.3 percent. What real amount must you deposit each year to achieve your goal? (Do not round intermediate ...

**Science Help**

75

**Algebra u rgent**

Thanks steve!

**Algebra u rgent**

Find the slope of the line that goes through the following points. x:0 1 2 3 y:-4 -3 -2 -1 a-1 b1 c-4 d-7 x:-1 0 1 2 y:-4 -1 2 5 a-5 b-3 c-1/3 d3 Answers: 1) /?? 2) 3 PLEASE HELP

**life orientation**

low self esteem, depression, anxiety, lack of self confidence in trusting your decisions and living by them,lack of ability of making decision

**Math**

ll 5 people how many members have been called

**art**

3.Which is the definition of the term contemplate? A.to quickly complete a task B.To consider throughtfully C.a new style of art D.to consider throughtfully over an extended period of time

**art**

2.An artist loved to work with smooth, flowing paint that had vibrant color. Knowing that she had many months to finish a commision her best choice for a material would be: A.tempera paint B.old paint c.acrylic paint D.watercolor

**art**

not jake

**art**

you guys suck

**art**

LOL, how am I rude, I just replied with the same respect she gave me. She didn't help very much and did a lousy job. But whatever the helpers on here stink anyways so see ya!

**art**

There is no need to be rude. Yes my book does not display any helpful information but I find there no need for you to come out so rude to me. Also you could have explained how to answer them instead of just telling me to find them on google. I have already finished questions 6...

**art**

Thank you!

**art**

I understand number 10 but I just can't get the other ones. Our book doesn't really help us too much I think number 10 is d but the others I am unsure about.

**art**

I just need the answers for my homework

**art**

Mrs.Sue can you help!!!

**art**

7.The right of artists to speech, art, or other means to communicate opinions without restraint is best described as A.an american value b.expressionism c.the free market d.freedom of speech 8.A visitor walks into a art show, quickly views the work, and is gone within 5 ...

**art**

4.the orientalizing period was characterized by? A. greeks borrowing images from oriental cultures B.artwork with lots of shading and perspective c.oriental cultures borrowing images from greek art D.artwork with many reds and golds 5.Frank lloyd wright's architecture is ...

**art**

2.An artist loved to work with smooth, flowing paint that had vibrant color. Knowing that she had many months to finish a commision her best choice for a material would be: A.tempera paint B.old paint c.acrylic paint D.watercolor 3.Which is the definition of the term ...

**art**

1.An art historian notices that two neighboring cultures use a similar style when sculpting horses. This is likely an example of A. Shares interests in the equine form B. Baroque style C. Cultural exchange D. Orientalizing Style

**Statistics/Probability**

.2608

**L.A**

Yes, the answer is D.

**math**

Check plz Jake Vought a hammer for $11.70 and four pieces of paneling for $7.95 each. If the sales tax rate is 6%_ how much change will he receive from $50.00 7.95*4=31.80 11.70+31.80=43..50 43.50*.06=2.61 43.50+2.61=46.11 50.00-46.11=3.89

**math**

Check plz There are shirts on sale for 25% off. The sale price is 12.75. What is the original price. $12.75 *.25=3.19 $12.75+3.19=15.94

**math**

Tom's town has a population of $25,000. If the population increases. 12% next year,how many people will be living there.

**Math**

Find the volume of the solid generated by rotating the area bounded by y=x^2 and x=y^2 about the x-axis.

**Trigonometry**

Sarah is wrong because her answer is for Cos(125) not Sin(125... Sin(125) equals .81915204

**Algebra**

(16x^5*y^10/81xy^2)^(3/4) please explain how to do this, I am at a complete loss

**macroeconomics**

54,00

**social studies. NEED HELP ASAP**

Thanks for the help i got these Right the answers Are C A D