Monday

July 28, 2014

July 28, 2014

Total # Posts: 119

**math**

Evaluate for each expression m = 2/5 and n = 1/2 1) 2m + n 2) 2m - n Please explain so I can understand the rest of the questions.

**math**

The grade 8 class at Wheatly Middle School sold 77 boxes of almond chocolates. This is 22% of all the boxes of chocolate sold. a) Estimate the total number of boxes sold. b) Calculate how many boxes were sold.

**finance**

3.The Lo Company earned $2.60 per share and paid a dividend of $1.30 per share in the year that just ended. Earning and dividend per share are expected to grow at a rate of 5% per year in the future. Determine the value of the stock:

**math**

contract the expression,use the property of logarithms to write each expression as a single logarithm with a coefficient of 1

**finance**

accident!

**ag**

which of the following determines who holds the position of speaker of the house? a the president b the house c the senate d the joint houses of congress

**CHEMISTRY**

An ethanol-water solution is prepared by dissolving 10.00 ml ethanol C2H5OH (density=0.789g/ml) in sufficient water to produce 100.00 ml of solution with a density of 0.982g/ml. What is the concentration of ethanol in this solution? Expressed as ml. a.)%volume b.)%mass c.)%m/v...

**english**

how to write solving problems scene of three characters which started with prologue

**Math**

whats the answer?

**Math**

I also need answers.

**Math**

I also need answers.

**physical mod**

What mass (in grams) of steam at 100°C must be mixed with 462 g of ice at its melting point, in a thermally insulated container, to produce liquid water at 40.0°C? The specific heat of water is 4186 J/kg·K. The latent heat of fusion is 333 kJ/kg, and the latent ...

**math**

how to factorise?

**physical pharmacy **

Hoy does KH2PO4 induce controlled flocculation..?

**chemistry**

no one knows?

**chemistry**

A solution contains 25.5 g of NaCl dissolved in sufficient water to give a total mass of 325.0 g. What is the molality of the solution

**chemistry**

A solution of ethanol, C2H5OH, is prepared by dissolving 25.0 mL of ethanol in enough water to give a total volume of 250.0 mL. What is the percent-by-volume concentration of ethanol?

**Trigonometry**

wheels on a skateboard are 3.63 inches. If the skateboarder is travelling down a hill at 23 miles per hour what is the angular velocity.

**Phtsics**

Two identical point charges are separated by a distance of 3.0 cm and they repel each other with a force of 4 X 10^-5 N. What is the new force if the distance between the point charges is doubled?

**Language art**

I am new to this also.

**Physics**

The height of a rocket is launched from a platform 12 meters above the ground is modeled by the function h(t)=-4.9t^2+25t+12 where h(t) represents the height of the rocket in meters and t represents the number of seconds after launching. How many seconds after launching will t...

**Physics**

The height of a rocket is launched from a platform 12 meters above the ground is modeled by the function h(t)=-4.9t^2+25t+12 where h(t) represents the height of the rocket in meters and t represents the number of seconds after launching. How many seconds after launching will t...

**Physics**

The height of a rocket is launched from a platform 12 meters above the ground is modeled by the function h(t)=-4.9t^2+25t+12 where h(t) represents the height of the rocket in meters and t represents the number of seconds after launching. How many seconds after launching will t...

**Physics**

The height of a rocket is launched from a platform 12 meters above the ground is modeled by the function h(t)=-4.9t^2+25t+12 where h(t) represents the height of the rocket in meters and t represents the number of seconds after launching. How many seconds after launching will t...

**math**

btw thats for you ms.sue

**math**

i told some of my classmates about this site and they said it really help but they also added that you all shall show examples when you are finished and an explanation and then give the person a sum similar to that.

**Finance**

On July 1, 2011, Jackson Company exercises a $5,000 call option (plus par value) on its outstanding bonds that have a carrying value of $208,000 and par value of $200,000. The company exercises the call option after the semiannual interest is paid on June 30, 2011. Record the ...

**math**

I NEED HELP

**math**

I LEARNT SOMETHING

**math**

HOW YOU DO THAT?

**Chemistry**

0.3 grams NaOH dissolved in 2.5litres. How many moles?

**english**

help me in direct and indirect

**math**

how do you do this table? (gx2)-3 ?

**Physics**

A mass of m1 = 6.00 kg is sitting on an inclined plane, which meets the horizantal at an angle of 22.0, which has a coefficient of sliding friction of 0.290, which is 3.50 m = L. a string is attached to m1, it is strung over a pulley, and attached to mass m2 = 7.0kg which is i...

**english**

Identify the appositive or complete appositive phrase. Sam, our cat, is too lazy to catch mice.

**Ms.Susu's math**

someone tell me what website to go on and find x+z-h=___

**physics**

umm i will help you just go to google look up the question

**world history**

idk look it up on google com then find it is youu a girl (chicka) or a boy {chicko}

**science**

In science wwhy is that when they say what is the meaning of friction?

**math**

3/4

**Math**

Perform the indicated operations and simplify: i^-31

**Math**

divide the left and right side of the equation by ð r^2 V / (ð r ^2) = h ?

**Math**

im not sure how to solve this problem at all

**Math**

no

**Math**

C B D?

**Math **

A rectangular prism has a length of 100 cm, a height of 10 cm and a width of 5 cm. What is the volume of the rectangular prism? A. 3100 square centimeters B. 1550 square centimeters C. 5000 square centimeters D. 1200 square centimeters 2. A cylinder has a diameter of 5 meters ...

**chemistry **

1. Which of these chemical formulasCl2, KCl, Ar, or NO2represents both an element and a molecule? 2. A miner finds a small mineral fragment with a volume of 5.74 cm3 and a mass of 14.4 g. What is the density of that mineral fragment?

**Chemistry**

thank you !

**Chemistry **

Pentane gas (C5H12) combusts with oxygen gas (O2) to form water (H2O) and carbon dioxide (CO2). Write a balanced chemical equation for this reaction and explain the scientific principle (statement) that requires the balancing of an equation to make it conform to reality.

**chemistry**

Explain in one or two sentences how new evidence affects scientific models

**chemistry**

Use the balanced equation below to answer the following questions. 2Al(NO3)3 + 3Na2CO3 Al2(CO3)3(s) + 6NaNO3 - What is the ratio of moles of Al(NO3)3 to moles Na2CO3? (1 point) - If 852.04 g Al(NO3)3 reacted with the 741.93 g Na2CO3, which would be the limiting reagent? Show y...

**chemistry**

Use the following steps to balance the redox reaction below: Mg + Au+ Mg2+ + Au -Write the oxidation and reduction half-reactions. Make sure each half-reaction is balanced for number of atoms and charge. -Multiply each half-reaction by the correct number, in order to balance c...

**Chemistry**

A stock solution is prepared by adding 20mL of 0.2M MgF2 to enough water to make 80mL. What is the F– concentration of 20 mL of the stock solution?

**biology**

if offspring exhibit a 3:1 phenotype ratio, what are the genotypes of the parents?

**latin**

what latin word is the phrase strong distaste derived rom

**English**

Please help me errors in my paper so I can correct them. The Lottery takes place on a beautiful summer day in a small town. Although the location of the town, is never given, it appears to be in a rural community. The story begin as a regural summer day, but has a surising en...

**English**

The Lottery takes place on a beautiful summer day in a small town. Although the location of the town, is never given, it appears to be in a rural community. The story begin as a regural summer day, but has a surising ending. In the short story "The Lottery" by Shirl...

**English**

Please check for any errors in my paper. And crrect the errors for me. Let me know if there is anything I need to change. The Lottery takes place on a beautiful summer day in a small day in a small town.However, the the location of the town, is never given, it appears to be in...

**physics 12**

An 884 kg satellite in orbit around a planet has a gravitational potential energy of -5.44*10^10 J. The orbital radius of the satellite is 8.52*10^6 m and its speed is 7.84*10^3 m/s. A) What is the mass of the planet? B) What is the kinetic energy of the satellite? C) What is ...

**math**

3 times 3

**math**

write an expression to represent each total and then simplify it cost of 2 pens and 3 notebooks the note books costs 179 each nd the pens 289 each

**math**

classify each statement as sometimes, always, or never true. give examples or properties to support your answer a+ (bc) =( a+b) .(a+c)

**Math**

Find the perimeter of the triangle with vertices at A (0, 0), B (-4, -3) and C (-5, 0). If it is not possible, write “not possible” and explain why it is not possible.

**english**

our cat

**Geometry**

Part 1. The area of a circular pool is approximately 7,850 square feet. The owner wants to replace the tiling at the edge of the pool. The edging is 6 inches wide, so he plans to use 6-inch square tiles to form a continuous inner edge. How many tiles will he need to purchase? ...

**chemistry 32**

Calculate the concentration, in molarity, of a solutiion prepared by adding 9 mL of water to 1mL of 0.1 M of HCl

**algebra 1**

four less than half a number is 17.find the number

**Business**

A bond price of $987.50 has a face value of $1000, pays 5% semiannually, and will repay the face value in 15 years. 5% tables Present Values Pv Annuity year 13 .53032 9.39357 year 14 .50507 9.89864 year 15 .48102 10.37966 What is the yield to maturity of the loan a) 4.9% b) 5....

**accounting**

A bond price of $987.50 has a face value of $1000, pays 5% semiannually, and will repay the face value in 15 years. 5% tables Present Values Pv Annuity year 13 .53032 9.39357 year 14 .50507 9.89864 year 15 .48102 10.37966 What is the yeild to maturity of the loan a) 4.9% b) 5....

**Chemistry**

Calculate the concentration, in molarity, of a solutiion prepared by adding 9 mL of water to 1mL of 0.1 M of HCl

**4th grade math input output tables**

how do you do this on the table ??? expression (gx2)-3

**chemistry**

calculate the frequency of light that has a wavelength of 103 nm

**math**

what is the mathematical expression of 9+4x5 divided by 2 ?

**4th grade**

what is a question with the word there force

**chemistry**

How did dalton discover the atom?

**math 116**

How do you know if a value is a solution for an inequality? How is this different from determining if a value is a solution to an equation? If you replace the equal sign of an equation and put an inequality sign in its place, is there ever a time when the same value will be a ...

**math 116**

How do you know if a value is a solution for an inequality? How is this different from determining if a value is a solution to an equation? If you replace the equal sign of an equation and put an inequality sign in its place, is there ever a time when the same value will be a ...

**calculus**

look at the answer for number 13 in 7.2 in the book or the solutions manual if you have it

**college algebra**

(5,1) is a solution to the equation 2x-3y=7. what does this means

**math**

1/3k-4=1

**u.s historyy**

brittish officals issued warrents called _____ when they wanted to search for smuggled goods

**Chemistry**

What is the representative particle for a salt, nacl2?

**Economics**

Good luck

**math**

Factor completely x³-8x²+11x+20

**health**

Post your response to the following: Explain whether or not you believe CHAMPVA provides an adequate level of health insurance for participants.

**PRE-CALC**

**********Correct easy answer************* See this last answer would've been right up to one point I got a different answer than all of you guys :P HINT: To actually visualize the problem, draw it out! :) Obviously the dimensions of the painting are: w and 3+w We know tha...

**PRE-CALC**

**********Correct easy answer************* See this last answer would've been right up to one point I got a different answer than all of you guys :P HINT: To actually visualize the problem, draw it out! :) Obviously the dimensions of the painting are: w and 3+w We know tha...

**College Algebra**

Knowing the given conditions, write the equation of the circle. Center at (5,3) and tangent to the y-axis.

**english**

CHANGETHE FOLLOWING BORING VERBS AND ORDINARY ADJECTIVES SAD,MAD, LITTLE,WENT,BIG,DARK,NICE,OLD,BIG,TOOK,NEW,SAW,HOLDING ON TO, WENT,GOTUP,SCARED,GOT,HIT

**Math**

Kevin hit a golf ball 123 yards. How far did he hit the golf ball in feet?

**chemistry**

what is the difference between to convert and conversion ex. convert 623.5 F to K ex. conversion 203.77miles/sec to cm/nsec

**5th grade math**

whats 5.0 pluse o.90

**Principles Of Business**

explain potential for growth internally and externally.

**science**

what happen to cereal when heated?

**AP Chem!**

oh ok, thank you. I was pretty much asking for some type of situation. Such as what happens to a balloon when. blah. but i see what you mean. My teacher often relates back to old AP tests for his tests. I have one more quesiton: what are the units of the rates in the law of ef...

**AP Chem!**

Hey, I have a test tomorrow in ap chemistry on gases. My teacher said that the test would be many open ended questions that are sort of like "explain what happens when a balloon is lowered into 77degrees C of liquid nitrogen and why" Can you guys give me some other e...

**math**

3+99

**reading 4th grade**

unscramble draleun

**economy**

Does a change in price create curve shifts?

**English**

I have two poems that i have to analyze for poetic devices / figurative language such as (Alliteration, Metaphor, Hyperbole, Simile, Etc) I also need the theme of these poems, Not just "Love" but the more specific theme Sonnet 18 Shall I compare thee to a summer'...