Friday
December 9, 2016

# Posts by Leandra

Total # Posts: 13

Chemistry
A 250 g mass of material has a temperature of –45˚C. Its specific heat is 0.36 J/gˑ˚C. How much heat energy is required to raise its temperature to 10˚C? (its melting point is 23 ˚C)
October 24, 2016

math
Thanks Steve! :)
June 12, 2016

math
also, did i conduct the 10 iterations correctly?
June 12, 2016

math
Start with the basic function f(x)=2x. If you have an initial value of 1, then you end up with the following iterations. • f (1) = 2 ⋅1 =2 • f 2 (1) = 2 ⋅2 ⋅1 =4 • f 3 (1) = 2 ⋅ 2 ⋅ 2 ⋅1 = 8   1. If you continue this ...
June 12, 2016

chemistry
If 0.50 moles of NaOH were added to reach the equivalence point in a titration how many miles of tartaric acid reacted?
March 25, 2015

Confused calculus
Pete invests \$10,000 in a certificate of deposits that earns 3% interest , compounded yearly. What will be te compound income at the end of 5 years?
November 28, 2012

Steve pre calc
What is the right hand limit of f(x)= |x-9|/x-6 as x approaches 7? I think it's 1.
November 28, 2012

CALC
A biased coin whose chance of heads is 0.4 is tossed five times in a row. What is the probability that heads is tossed exactly 2 times? 20.2% 23.04% 36.8% 40.1% 45.6%
November 27, 2012

CALC
Find the coefficients of this binomial using Pascal’s triangle: (a + b)^8.
November 27, 2012

Math
what is ti i have know idea please tell me the answer.
November 19, 2012

Chemistry
I have an oxide material with an unknow metal. I know that the moles of the oxygen and the metal are 0.09 When I calculate the atomic weight my professors says I should get number in the 50's and 60's I don't. I get 16, which is oxygen. How do I figure out the ...
October 27, 2010

english
Which of the following events is an example of situational irony in "R.M.S. Titanic"?
July 1, 2009

Social Studies
how would the local newspaper obtain information from international press agencies?
November 11, 2008

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