Sunday

April 20, 2014

April 20, 2014

Total # Posts: 672

**physics**

A truck covers 40.0 m in 7.00 s while smoothly slowing down to a final velocity of 2.45 m/s. Find the truck's original speed. Find its acceleration.

**physics**

original speed and acceleration

**physics**

A truck covers 40.0 m in 7.00 s while smoothly slowing down to a final velocity of 2.45 m/s.

**physics**

A certain car is capable of accelerating at a rate of +0.90 m/s2. How long does it take for this car to go from a speed of 35 mi/h to a speed of 70 mi/h?

**spanish**

Que te gusta hacer? Will someone give me some possible answers for this question?

**physics**

A certain car is capable of accelerating at a rate of +0.50 m/s2. How long does it take for this car to go from a speed of 45 mi/h to a speed of 85 mi/h?

**spanish**

what does "contesta estas preguntas sobre ti, tu familia, y tus amigos" mean. does it mean answer the questions about yourself, your family, and your friends? does that mean i have to have 3 sentances for each question.

**chemistry**

Describe how to prepare 1 liter of 0.5N solution of HCl from concentrated HCl. H=1, Cl=35.5, spgr=1.19, 37.2%

**science**

How many ml of concetrated HCl are required to make 2 liters of 3N HCl from concentrated HCl that is 37% w/v and has a specific gravity of 1.2. H=1 Cl=35.5

**chemistry**

How do I convert 10 g CaCl2 to CaCl2.10H2O?

**chemistry**

You wish to prepare a 10% CaCl2 solution. Only CaCl2 * 10H2O is availalbe. How many grams of the hydrated compound are required for 250ml of the reagent? Ca=40 Cl=35.5

**chemistry**

How do i convert g CaCl2 to g CaCl2*H2O?

**chemistry**

500ml of 0.1M CaCl2 is required for protimes. How many grams of CaCl2 * H2O should you weight out?

**math**

Still confused. How do you write out the linear range of a set of data points. R=???

**math**

I have a graph plotted which makes a straight line (linear graph) The points are as follows X , Y (.25, 0.593) (.50, 1.161) (.75, 1.762) (1.0, 2.348) I need to determine the linear range. Also, can Beer's Law be applied?

**College Math**

farmer wishes to fence a rectangular area along the river bank. No fence is required on the side adjacent to the river. The material for the fence costs P16.00 per meter for the side parallel to the river, P12.00 per meter for the side perpendicular to the river. The farmer ha...

**Math**

You need to replace the molding around a floor that is 15 ft. long & 23 ft. 6 in. wide. The molding sells for $0.50 per ft.. How much will the molding cost?

**chemistry**

A solution is made by mixing 35.0 mL of toluene C6H5CH3d=0867gmL with 125.0 mL of benzene C6H6d=0874gmL. Assuming that the volumes add upon mixing, the molarity (M) and molality (m) of the toluene are so the L of solution is...? 35ml + 125ml and then converting to L??

**chemistry**

The solubility of borax is directly proportional to temperature. Therefore, the sign of H is A. negative B. positive C. unknown with the given information is the answer b?

**chemistry**

A solution is made by mixing 35.0 mL of toluene C6H5CH3d=0867gmL with 125.0 mL of benzene C6H6d=0874gmL. Assuming that the volumes add upon mixing, the molarity (M) and molality (m) of the toluene are how do you find the L of SOLUTION

**matth**

a tourist in framce wasnts to visit 5 different cities. if the route is ransomly selested what is the probability that she will visit ciites in alphabetical order

**biology**

I'm not really sure but I think its a. Because transcription, which is the synthesis of the mRNA, occurs earlier than the other options, not producing mRNA would prevent other steps to happen. Each step causes energy and transcription regulation saves the most.

**math**

Justin had 44 dollars before spending n dollars on jeans. How much money remains?

**chemistry**

242.80 mL

**COM 220**

I was looking for help with my research paper on Global warming

**BIOLOGY**

They are seedless because the seeds were "aborted" when still small (check the wikipedia site Parthenocarpy.) Parthenocarpic plants can no longer reproduce

**CHM 152**

A solution is prepared by dissolving 23.7 g of Ca in 375 g of water. The density of the resulting solution is density of 1.05 g/ml

**physics**

A plane flies at 1.25 times the speed. It's sonic boom reaches aman on the ground 1.00 min after the plan passes directly overhead.What is the altitude of the plane? Assume the speed of sound to be 330m/s.

**consumer math**

2,900

**Math/Albebra**

x^2+y^2=25

**Y**

what is an arrangement of quantities whose positions are based upon the natural numbers

**Unit Cells**

what does the pi stand for?

**math**

2x/5-x/3=3 2x[3]-5[x]=3 6x-5x=3 x=3

**Math**

6.30* 8.5/100 = 0.54 I THINK SO THATS THE BEST I CAN DO. U ARE PROBABLY SAYING U CAN DO THIS FOR URSELF BUT I DONOT KNOW ANY OTHER WAY.

**P.O.B**

NAME FOUR DEPARTMENTS OF A TYPICAL BUSINESS AND ONE FUNCTION OF EACH

**Chemistry**

I THINK SO. BECAUSE IN THIS CASE U WILL KNOW WHICH ONE IS STRONG OR WEAK

**Language arts**

the verb is plans as sara said and also to visit(the verb to be)

**general**

11.30% is correct

**english**

thank u sra. MAY GOD Bless

**Math Check**

3/x+ 2/x-4 = 3(x-4)+ 2(x)=0 3x-12+2x=0 3x+2x=12 5x=12 x=12-5 x=7 or only if you cross multiply the 3*x-4 which is 3x-12 and put it equal to 2*x which is 2x that could work.

**Math**

2(7)-3(-3)-4(-1) 14+9+4= 27

**Math**

815*20/10 =1630

**Math**

A car travels 815 km in 10 days. at this rate, how far would it travel in 20 days?

**Science**

I have a what looks to be a silver or platinum ring, it has a diamond chip, but not a full diamond to my knowledge. Inside it is marked with a star then 10k. The star might have something in it but its hard to tell.

**managerial economics**

A firm uses a single plant with costs C= 160 +16Q +.1Q2 and faces the price equation P= 96 – .4Q. a) Find the firm’s profit-maximizing price and quantity. What is the profit? b) The firm’s production manager claims that the firm’s average cost of production...

**physics**

A 1000m3 rocket weighing 2.0x10^3 kg is going to be launched into space. On ignition, gas is expelled from the bottom of the rocket at a speed of 2.4x10^3 m/s relative to the rocket. The rate at which the fuel is consumed is 8.02kg/s. Is there a time delay between ignition and...

**Calculus**

I'm not understanding how you're getting tanTheta as x/20. Tan is opposite/adjacent is it not? Which would make it tanTheta = 15/20

**spanish**

describe que llevas cuando estas en casa. como es diferente de la ropa que llevas a clases? can someone translate that for me?

**economics**

A New Hampshire resort offers year-around activities: in winter, skiing and other cold-weather activities; and in summer, golf, tennis, and hiking. The resort’s operating costs are essentially the same in winter and summer. Management charges higher nightly rates in the w...

**accounting**

sold 7500 shares of commond stick at $86 per share, received cash

**College Physics**

If you slam your finger in a car door how can you thank Coulomb's Law for the fact your finger wasn't chopped off? I don't understand.

**Physics**

If you slam your finger in a car door how can you thank Coulomb's Law for the fact your finger wasn't chopped off?

**adult education**

wtf

**Physics**

Come on! That's not the answer. There is something there that I am not getting why it would matter.

**Physics**

If you slam your finger in a car door how can you thank Coulomb's Law for the fact your finger wasn't chopped off?

**MATH**

13. 42 ft 14. 656 ft 15. 34 ft 16. 906 m

**MATH**

FOUND IT

**MATH**

i need to find the area

**MATH**

there is a triangle with a base of 2.4 m and both sides are 1.7 m. it is a right triangle. what the heck is the answer? i have an answer sheet and i know the answer is 41 but how do you get that answer?

**Finance**

An investment of $7,800 made March 31, 2001 pays $700 at the end of every six months for five years and pays $10,000 on March 31, 2006. What rate of interest was being earned every six months?

**Math**

How do you confirm this? 1500000 square miles to 7334000 square miles in six months is growing at about 22 square miles a minute.

**physics**

What factors directly affect how much air drag an object experiences?

**geometry**

Two angles are supplementary. They have measures of (7x+2) and (3x-2), respectively. What is the value of x?

**CJS240**

I have done that too, that is how I got the list that you gave me.

**CJS240**

I have looked at these sites and not finding anything here that is what i am looking for. For clarification, I am looking for how the juvenile justice system affects probation

**CJS240**

Need information on how probation can help in the rehabilitation of juveniles

**college**

400/50= 8 hours, now that I did your work for you 2nd grader, your welcome

**science**

is dilution of a solution the answer to acid or base pollution in this world? why?

**chem**

.070g caffeine dissolved in 4 mL water. caffeine is extracted from aqueous solution 3 times with 2mL portions of methylene chloride. calculate total amount of caffeine that can be extracted into the 3 portions. caffeine has a distribution coefficient of 4.6 between methylene c...

**chem**

.070g caffeine dissolved in 4 mL water. caffeine is extracted from aqueous solution 3 times with 2mL portions of methylene chloride. calculate total amount of caffeine that can be extracted into the 3 portions. caffeine has a distribution coefficient of 4.6 between methylene c...

**algebra**

a is a negative real number

**chemistry**

Using the volume 1.42mL of 95% ethyl alcohol that's required to dissolve 0.3g at 78 C, how do i find how much sulfanilamide that will remain in the mother liquor after the mixture is cooled to 0 C? (at 0 degrees=14mg/mL is the solubility) thanks

**organ chem**

Using the volume 1.42mL of 95% ethyl alcohol that's required to dissolve 0.3g at 78 C, how do i find how much sulfanilamide that will remain in the mother liquor after the mixture is cooled to 0 C? (at 0 degrees=14mg/mL is the solubility) thanks

**SOC120**

I am having much difficulty location information on Nigeria which is what I Chose. i cannot use wikipedia as this is not solid info

**SOC120**

• Compose a 200- to 300-word response to the following: • • Explain urban growth trends in the world’s poorest countries. What causes urbanization in poor countries? • • Choose a major city in a poor, developing country and research how urbanizati...

**organ chem**

Why is thymol only slightly soluble in water, but very soluble in 1.0 M NaOH?

**english**

gdf

**math**

Let g(x)=-x^2+4x+1 Find the following g(-1/x)

**Math**

1+1+1=3 cannot be written as a muliplication sentence because there is no equal groups. Do you agree? Explain.

**spanish**

what does it mean when it says... que clase de musica es la mas abburida? is that the type of music? like rock, or hip hop, or rap? that kind of question?

**physics**

A 1 kg block drops from a table and accelerates towards the floor at 10 m/s2. What is the force?

**math**

Are three collinear points are always also coplanar points.

**english**

He tends to worry people such as his mom, sister, and Sonia (Sofya). He also likes to make people think a lot such as Porifiry (spell check). That's all i can think of for now. I am also writing this essay haha

**7th grade**

(a+15)(a+7)

**science**

describe the relationship between an element's placement in the periodic table and the number of electrons in its outermost energy level

**geometry**

IF CIRCLE HAS 10 INCH DIAMETER HOW MANY INCHES ARE IN THE CIRCOMFERENCE?

**psychology**

The Outer Person

**Persuasive Essay**

why do you think so?

**Persuasive Essay**

what do you think about the new healthcare reform?

**english**

Should dying people be kept on life support?

**marketing**

timeliness in handling a customer's orders, questions a nd complaints is not important. true or false?

**compose**

if 3.85 L of carbon monoxide was collected over water at 25 degrees celsius and 689 mmHg how many grams of formic acid were consumed?

**science**

why is the angle of rays of sunlight so important in determining the amount of energy collected by the earth

**math**

An item regularly priced at is on sale at a discount of . What is the sale price of the item?

**algebra**

what would be the cost of something that is on sale for 40% off if the regular price is $180

**chemistry 11**

mrs. lawsons chem ll? tfox?

**economics**

How does the devaluation of a currency reduce or increase a trade deficit? Can you give a real world example?

**Facility Planning**

has anyone done a paper about hospital/clinic that is being renovated or needs re-construction?

**social studies**

according to maslow,our lowest or most fundemental needs and motives center around a:issues of esteem b:the need for love and belonging c:self-actualization d:physical needs

**Physics**

Help me anyone please

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