March 23, 2017

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Posts by tre

Total # Posts: 41

-1/2+2=-2 1/2
August 17, 2016

-2/5+3/5= 1/5
August 15, 2016

In circle O, PQ = 20, RS = 20, and the measure of arc PT is 35. Find the measure of arc RS.
April 27, 2016

Aqueous sulfuric acid H2SO4 will react with solid sodium hydroxide NaOH to produce aqueous sodium sulfate Na2SO4 and liquid water H2O . Suppose 31. g of sulfuric acid is mixed with 11.5 g of sodium hydroxide. Calculate the maximum mass of sodium sulfate that could be produced ...
April 9, 2016

Language Arts
part b a
March 3, 2016

February 17, 2016

What is the form of the graph, and what is the approximate distance traveled by the aircraft in 7.5 seconds
February 1, 2016

Last summer,at camp okey-fun okey, the ratio of the number of boy campers to the number of girl campers was 8:7. If there were a total of 195 campers how many boy campers were there?____girls campers___
January 17, 2016

At country concert, the ratio of the number of boys to the number of girls is 2:7. If there are 250 more girls than boys, how many boys were at the concert?
January 17, 2016

jack was one third as young as her grandmother 15 years ago if the sum of their ages is now 110 how old is jacqueline grandmother
February 25, 2015

Monatomic ion Oxygen
the formation of which monatomic ion oxygen is the most energetically favorable
October 10, 2014

The key feature of a market system is A. competition. B. profit. C. demand. D. supply.
September 16, 2014

Two Train whistles, A and B each have a frequency of 408Hz. A is stationary and B is moving toward the right (away from A) at a speed of 35.0m/s. A listener is between the two whistles and is moving toward the right at a speed of 15.0m/s. What is the frequency from A and B as ...
April 25, 2014

Mrs. Orlof teaches two history classes, one in the morning and one in the afternoon. Yesterday she gave the same test to both classes. Anyone who failed the test must take a retest. Since a greater percentage of students who took the morning test failed the test than students ...
January 25, 2014

A body moving with uniform acceleration has a velocity of 11.1 cm/s when its x coordinate is 4.6 cm. If its x coordinate 1.75 s later is −4.29 cm, what is the x-component of its acceleration? Answer in units of cm/s2. How would I set this up?
October 5, 2013

A young woman named Kathy Kool buys a sports car that can accelerate at the rate of 5.14 m/s 2 . She decides to test the car by drag racing with another speedster, Stan Speedy. Both start from rest, but experienced Stan leaves the starting line 0.78 s before Kathy. Stan moves ...
October 3, 2013

June 29, 2013

If f(3) =4 g(3)=2 f'(3)=6 and g'(3)=5 find the following number (f+g)' (3)
March 25, 2013

is this set up correct? ln(760torr/23.8torr) = -delta Hvap/ 8.31447 (1/373K - 1/298K)
December 10, 2012

so technically (P1, T1) is 25 °C 23.8 Torr and (P1, T2) is 100 °C is 760 Torr? Or is it the other way around? so what is R?
December 10, 2012

what is the heat of vaporization if the vapor pressure of liquid water at 25 °C is 23.8 Torr and at a boiling point of 100 °C is 760 Torr.
December 10, 2012

if a pure liquid in a sealed container is in equilibrium with its own vapor, the dependence of the vapor pressure on the temperature and the heat of vaporization is governed by the Clausius-Clapeyron equation. what is the heat of vaporization if the vapor pressure of liquid ...
December 10, 2012

For a given velocity of projection in a projectile motion, the maximum horizontal distance is possible only at ө = 45°. Substantiate your answer with mathematical support. 20.5 m/s
October 23, 2012

Finite Matematics
The quantity demanded x each month of Russo Espresso Makers is 250 when the unit price p is $170; the quantity demanded each month is 1000 when the unit price is $140. The suppliers will market 750 espresso makers if the unit price is $90. At a unit price of $110, they are ...
February 17, 2012

Assume that a population is normally distributed with a mean of 100 and a standard deviation of 15. Would it be unusual for the mean of a sample of 3 to be 115 or more? Why or why not?
December 10, 2011

1.The four rows of data below show the boiling points for a solution with no solute, sucrose (C12H22O11), sodium chloride (NaCl), and calcium chloride (CaCl2) (not in that order). Which boiling point corresponds to calcium chloride?
December 6, 2011

if AB=2PB, then P is the midpoint of AB
November 30, 2011

Triangle GHI has i= 19 m, H=137 degrees, and I=51degrees. Find g. Happy Thanksgiving.
November 24, 2011

Thx :)
November 22, 2011

I have a question that says one rectangle has a 3x4 centimeter area. If I make another rectangle, what's the area if the scale factor is 4?
November 22, 2011

consumer math
Luis Giron works at the Pancake Palace from 3:00 p.m. until 12:15 a.m. 5 nights a week. If he takes a 30-minute break each evening, how many hours per week does he work? 46.25 hrs 44.75 hrs. 43.75 hrs.
November 1, 2011

Spanish crossword
in _________, school begins around March 1 and ends in December (2 words)
January 14, 2011

How many moles are in 1,000,000,000 molecules of H2 02?
April 20, 2010

unit rate
6 eggs in 7 days
January 21, 2010

As an IHRM why would recruitment, selection and staffing be problematic.
December 5, 2009

November 3, 2009

5th grade
name each number in two different ways 90,000,000 40,000
September 3, 2009

August 7, 2009

Is it always true, sometimes true, or never true that the circumcenter is outside its associated triangle? Is it sometime true?
August 7, 2009

March 8, 2009

math (unit rate)
6 eggs in 7 days
August 22, 2006

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