Thursday

July 24, 2014

July 24, 2014

Total # Posts: 636

**math**

A cylindrical container has a volume of 226 cubic inches. the container is filled 3/4 of the way with water. To the nearest cubic inch, what is the volume of water in the container? How many more cubic inches of water is needed to fill the container? please explain.

**Algebra**

Please show me step by step if possible: Find dimensions of a rectanglar rug whose perimeter is 28 ft and whose area is 45 ft². The length (longer side) equal ___ft and width (shorter side) equal ____ft.

**Algebra**

Please show me step by step if possible: Find dimensions of a rectanglar rug whose perimeter is 28 ft and whose area is 45 ft². The length (longer side) equal ___ft and width (shorter side) equal ____ft.

**math-urgent**

Newton’s Law of Cooling states that the temperature of a heated object decreases exponentially over time toward the temperature of the surrounding medium. The temperature u of a heated object at a given time t can be modeled by the following function: u(t)=T+(u-T)e^kt K&l...

**Algebra**

Do anyone know what the domain and vertical asymptote is for: f(x)=4 ln(x)

**math**

Newton’s Law of Cooling states that the temperature of a heated object decreases exponentially over time toward the temperature of the surrounding medium. The temperature u of a heated object at a given time t can be modeled by the following function: u(t)=T+(u-T)e^kt K&l...

**math**

K= -1/-2.5 sorry for the mix up

**math**

Newton’s Law of Cooling states that the temperature of a heated object decreases exponentially over time toward the temperature of the surrounding medium. The temperature u of a heated object at a given time t can be modeled by the following function: u(t)=T+(u-T)e^kt K&l...

**Algebra**

Could someone please help me with this word problem? The City Zoo has different admission prices for adults and children. When three adults and two children went to the zoo, the bill was $80.88. If two adults and three children got in for $76.47, then what is the price of an a...

**Algebra**

Please show me step by step in finding the center and the radius of the circle, then graphing if possible: (x-3)²+y²=6 Thanks

**Algebra**

will you please show me step by step in solving: 1/2 log b + 3 log c. I need to express as a single log logarithm and if possible, simplify Thanks

**Algebra**

Please show me step by step on solving this problem? log₅(2x-9)+ log₅(x+2)= 1 Thank you I'm getting 2x²-5x-28=0 which is a empty set. Trying to make sure I'm correct if I am. Thanks so much for your help

**algebra**

ln x¹³ = (ln x)² please show me how to solve this step by step Thanks

**chemistry**

The molar volume of a certain form of solid lead is 18cm3/mol. Assuming cubic closest packed structure, determine the number of Pb atoms per unit cell.

**chemistry**

The hybridization of the lead atom in PbCl4 is...?

**PHYSICS (please help)**

A solid, uniform disk of radius 0.250 m and mass 51.1 kg rolls down a ramp of length 4.60 m that makes an angle of 18° with the horizontal. The disk starts from rest from the top of the ramp. a)Find the speed of the disk's center of mass when it reaches the bottom of t...

**INTRO TO PHYSICS**

Each of the following objects has a radius of 0.174 m and a mass of 2.16 kg, and each rotates about an axis through its center (as in the table below) with an angular speed of 37.3 rad/s. Find the magnitude of the angular momentum of each object. >Hoop of thin cylindrical s...

**INTRO TO PHYSICS**

a) A simple pendulum consists of a small object of mass 3.3 kg hanging at the end of a 2.0-m-long light string that is connected to a pivot point.Calculate the magnitude of the torque (due to the force of gravity) about this pivot point when the string makes a 4.5° angle w...

**math**

is y=0.005x^2+10 a fuction?

**college alegebra**

√3x-2+√2x+5+1=0 Could this square root problem be solved by using a graphing TI-84 Plus calculator? If so, will you please tell me how to do it. Thanks

**Math**

Skanda wants to tack four posters on the bulletin board.he will tack the four corners of each poster,overlapping the sides of each poster a little. What is the least number os tacks that skanda can use?

**psy315**

a psychologist at a mental hospital was asked to determine whether there was any clear difference in the length of stay of patients with different categories of diagnosis. looking at the last 4 patients in each of the 3 major categories , the results in terms of weeks and stay...

**math**

A Ford Focus goes about 2 meters down the road for each revolution of its tires, which, when new, have treads about 1 centimeter thick. If it goes 80,000 km (50,000 mi) before its tread is gone, find the average thickness of tire lost durin each revolution. Compare this thickn...

**Physics**

A roller coaster starts from rest at the top of a steep incline. As it falls, should its velocity depend on how many riders are aboard? Use net work= change in kinetic energy to prove your answer.

**Physics**

A golf ball, dropped from 2 meters above a floor, rebounds to a height of 1.6 meters. What percentage of its energy of motion is lost in the collision with the floor?

**math**

Tap A fills a tube with cold water in 6 minutes. Tap B fills a tube with hot water in 8 minutes. If water is flowing out from taps A and B at the same time, how long does it take to fill the tubes?

**Math**

2X+2=8-X The answer I got was X=3. Is this correct?

**Math**

Mr. Carpenter sent his wife to the store to buy 200 square feet (A) of carpet, but he forgot to tell her the length (L) and width (W) of the carpet (A=L*W). How many different sizes of carpet can she get and still have 200 square feet of carpet?

**design**

1 is wrong, I chose that answer myself and found out it was incorrect, but 11 is correct, a size 4 would be too big, the patterns include room for a diaper. Number 8 is incorrect, reread the paragraph that begins with Any decoration should be... it's on page 7. This site h...

**please,help, thanks**

#8 is incorrect

**design**

I answered the same answers to question 1 and 4, those answers were marked as incorrect.

**MATH**

LOLITA KEPT $200 IN HER SAVINGS ACCOUNT FOR A YEAR. THE BANK PAYS 6 1\2% INTEREST PER YEAR. HOW MUCH INTEREST DID SHE RECEIVE AT THE END OF 1 YEAR

**math**

lolita kept $200 in her savings account for a year, the bank pays 6 1/2% interest per year. how much interest did she receive at the end of the 1 year.

**math**

nancy borrowed $900 from her credit union for 2 years. the interest rate for the lona was 7%. how much did she pay

**geometry**

An equilateral triangle has the area of 25 squared root of 3 squared. What is the height? Round answer to the one decimal place.

**dressmaking**

I chose D as well, and they said it was the incorrect choice.

**Accounting**

What is the payment of interest on july 1 assuming no previous accrual of interest . on january 1 a company issued $326,000 9%, 5 year bond at face value.Intrest is payable semiannually on july 1 and january 1 what is the bond expense?

**Chemistry**

Consider the following reaction: H2(g) + I2(s) ---> 2HI(g) TriangleH = 51.9 kj (enthalpy) Calculate the standard enthalpies of reaction for the following reaction: 6HI(g) ---> 3H2(g) + 3I2(s) Thanks!

**Math**

How would you graph this piecewise function f(x) = x^2 if lxl < or equal to 1 1 if lxl > 1 Thanks Very Much!

**dressmaking**

I think that 1a,2b 3b 4c 5a 6a 7d 88 9a 10d 20b 11b 17b 18c 19b14b 15b

**dressmaking**

these are my answer ms sue

**dressmaking**

1(a 2(b 3(b 4(c 5(a 6(a 7(d 8(b 9(a 10(a 11(d 12(a 13(c 14(d 15(c 16(d 17(d 18(b 19(d 20(c

**dressmaking**

need to check my answer, exam 042020 which type of line is considered to be softening line in design

**Biology**

If you are looking at a flame burning in a pit, what are the physical and chemical process/changes? Thanks

**Math**

What is the domain of f(x) = √(x^2-2x-8) Thanks!

**Chemistry **

Nitrogen Dioxide , a pollutant in the atmosphere, can combine with water to form nitric acid. One of the possible reactions is shown here. Calculate delta ∆G° and Kp for this reaction at 25°C and comment on the spontaneity of the reaction. 3NO2(g)+H2O(l)--> 2 ...

**Fundementals in desktop publishing**

1: Which of the following are considered errors that should be counted? A. A word with incorrect spacing after it. B. A word with incorrect punctuation. C. An omitted word. D. All of the above. I choose : A.

**math**

To get a C in physics, a student must score an average of 70 on four tests. Scores on the first three tests were 63, 85, and 82. What is the lowest score the student can make on the last test and still get a C?

**Math**

I asked this question before sorry I I shouldn't ask it again. Express the following number in scientific notation: 23^941 How do i get the answer for this? on my graphing calc, i get an error overflow messasge when i try to compute it. what is the decimal number that come...

**Math**

what is the decimal number that comes before 10^1281? For example x.xxxx * 10^1281 How do i find out the decimal x.xxxx? Thanks For helping me!

**Math**

Express the following number in scientific notation: 23^941 How do i get the answer for this? on my graphing calc, i get an error overflow messasge when i try to compute it. THANK YOU!!!!!

**Math**

Mr. Rogers wants to fence in a rectangular garden next to a straight section of the Scioto River. He has 330 feet of fencing to do the entire job. He doesn’t need fencing along the river, and there is a 4.5 foot wide clearance for a gate at one end. What are the dimension...

**Math**

How many positions would be needed to represent 57^10,001 in ordinary decimal notation. Thanks!

**politics?**

what is gm bailout?

**politics**

what is the dont ask dont tell? and are there other related terms they use with this? thank you

**Decorative Features**

It's D, who wants a zipper in their under ware? I am getting most of the answers right. The one I can seem to understand because of how it is worded is #9. I have a learning disability and sometimes I can't process how a question is worded. I read the unit about collar...

**algebra. help!!**

United States citizens living in Switzerland must pay taxes on their income to both the United States and to Switzerland. The United States tax is 28% of their taxable income after deducting the tax paid to Switzerland. The tax paid to Switzerland is 42% of their taxable incom...

**Titration**

Consider the titration of 100.0 mL of 0.100 M NaOH with 1.00 M HBr. Find the pH at the following volumes of acid added and make a graph of pH versus Va: Va = 0, 1, 5, 9, 9.9, 10, 10.1, and 12 mL.

**science fair**

how do you make the following sentence in a if...ans then statement? if you multitask the result won't be as good as you not multitasking depending on what you multitask. thank you

**Writeacher**

Thank YOU!!!

**Writeacher**

Thank you soooo much. you have helped me so much since yesterday, i really appreciate it especially since you helped me removew my doubtings. Again thank you.

**science fair**

maybe making them pat thier head and rub their stomach or hear a lecture and draw while youre hearing it and then answer questions on it

**science fair**

maybe making them pat thier head and rub their stomach or hear a lecture and draw while youre hearing it and then answer questions on it

**science fair **

Writeacher, its me again i just wanted to know if the experiment of the math test and music is enough for the multitasking project or should i include another experiment to prove the hypothesis. thank you soo much.

**science fair**

okay remove the gum...check now, do you think this is enough for the science fair or should i add another experiment? btw You are the best thank you sooooo much for your help Writeacher

**science fair**

should i take out the gum all together, or will the gum add more thought?

**science fair**

music during homework chewing gum during a test i had an idea to make a group to take a test with music and gum. another with gum only and music only and then another group with nothing. and make each group go through each situation and see which situation actually helps. but ...

**science fair**

thank you and i am starting to have second decisions. do you think i should change my idea? im in 9th grade what do you think?

**science fair**

Does multitasking help a person or mess up all tasks?(referring to human reaction) is there any way to make this topic more complex and difficult?

**auditing**

<11{1[3(02)02]}> Catherine goes to her local movie theater only to see romantic comedies. Since Catherine did not go to the movies yesterday, there is not a romantic comedy playing at her local theater. The reasoning above is flawed because the evidence (Points : 1)

**math**

Pranav reduced the size of a rectangle to a width of 7 inches. What is the new height if it was originally 49 inches wide and 28 inches tall?

**math**

There are 57 students in class of 6th and 7th graders. There are twice as many 6th graders. How many 6th graders?

**Inter. acct.**

You have been retained as a consultant by the company’s Audit Committee of the Board of Director’s, and asked to research three separate issues. First the typical acquisition costs associated with land purchases. Use the facts presented in Exercise 10-1 to illustrate...

**chemistry**

Ti(s)+2Cl2(s)-TiCl4(s) compute theoretical yield in moles 8 mol Ti, 8 mol Cl2

**chemistry**

For A pressure of 25.7 inHg would be how many kilopascals? I did the following, is this correct? 25.7 inHg X 25.4 mm/1in X 101.325 KaPa/760 mmHg = 87.0301 Kapa So: KaPa = 87.0

**chemistry**

A pressure of 25.7 inHg would be how many kilopascals? I received an answer but the person who helped me used mmHg. How do I convert inHg into mmHg to solve my questions. Help please

**chemistry**

For A pressure of 25.7 inHg would be how many kilopascals? This is the answer I received: 25.7 mmHg x (101.325 kPa/760.0 mmHg) The mmHg cancel each other out So 98.659 kPa My Question is I started out with inHg, and not mmHg. Would it be the same since I'm starting with in...

**chemistry**

Could someone please tell me how to solve this problem: A pressure of 25.7 inHg would be how many kilopascals? Could you please list the steps on solving it. Thanks

**chemistry**

how to solve for a 28.4 L sample of methane gas is heated from 35.0° C to 76.0° C. The initial pressure of the gas is 1.00 atm at 35.0° C. Assuming constant volume, what is the final pressure of the gas? OK, I did the following: P₁ = 28.4 L P₂ = ? TS...

**chemistry**

Question: how to solve for a 28.4 L sample of methane gas is heated from 35.0° C to 76.0° C. The initial pressure of the gas is 1.00 atm at 35.0° C. Assuming constant volume, what is the final pressure of the gas? Could someone give me the setup for this? I know I ...

**chemistry**

A 28.4 L sample of methane gas is heated from 35.0 C to 76.0 C. The initial pressure of the gas is 1.00 atm at 35.0 C. Assuming constant volume, what is the final pressure of the gas

**physics**

Consider a roller coaster as it travels near the bottom of its track as sketched in the figure below. At this point, the normal force on the roller coaster is three times its weight. If the speed of the roller coaster is 27 m/s, what is the radius of curvature of the track? I ...

**physics**

In the figure below, m1 = 9.5 kg and m2 = 4.0 kg. The coefficient of static friction between m1 and the horizontal surface is 0.60 while the coefficient of kinetic friction is 0.30.

**4th grade math**

What is an expanded algorithm? Son doesn't know and didn't bring home his textbook, any ideas?

**4th grade math**

What is an expanded algorithm? Son doesn't know and didn't bring home his textbook, any ideas?

**social studies**

Tell your parents why you want to be drug free?

**english (parts of a sentence)**

Is (the worried lady) in the following sentence the subject or is it a adjective phrase? Gazing over her shoulder, the worried lady called for help. Can (my computer problem)in the following sentence be considered a dependent clause? If not could you explain what it is? Thanks...

**science**

what you could see at fire station?

**social studies**

why would 'STOP,DROP and ROLL' be effective to put out a fire?

**science project**

abbreviation for HOT

**Science**

6 m/s

**science**

what we can made out of trees?

**Physics**

Why would this happen? Aren't the vertical and horizontal components independent of each other thus making the swimmer swimming perpendicular to the shore arrive first at the opposite shore since the vertical component is the largest of the three other swimmers. That's...

**social studies**

how johnny chapman becomes johnny appleseed

**Chemistry**

If I have a bottle containing 12 ozs (355mls)and the alcohol is 48% by volume, how many mls of alcohol arer in the solution?

**social studies**

what are needs in our community?what are wants in our community?

**science**

what we made out of trees?

**social studies**

what are needs in your home?what are wants in your home?

**chem**

why is cellulose a tough material? why does cellulose need to be so tough? please help

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