Saturday

February 13, 2016
Total # Posts: 9

**chemistry will somebody please help!!**

What is the Kc for the following reaction at equilibrium at 800∘C if [CO2]= 0.030M ? CaCO3(s)⇌CaO(s)+CO2(g)
*November 11, 2013*

**chemistry**

same question as before What is the Kc for the following reaction at equilibrium at 800∘C if [CO2]= 0.030M ? CaCO3(s)⇌CaO(s)+CO2(g)
*November 11, 2013*

**chemistry**

What is the Kc for the following reaction at equilibrium at 800∘C if [CO2]= 0.030M ? CaCO3(s)⇌CaO(s)+CO2(g)
*November 11, 2013*

**math**

jewelry marked 14 karat gold is 14/25 pure gold. what is the percent
*February 11, 2013*

**math**

3/4 = 6/8. do you see why? If one finished 1/4 more, that is the same as saying 2/8. Subtract 2 from 6 and that leaves 4/8 (which is the same, by the way, as 2/4 or 1/2. Divide that in 2 and each girl finished 2/8 (or 1/4) = 4/8 (1/2) leaving the 2/8 (1/4) extra of the one girl.
*February 6, 2013*

**Math**

22+49 = 71 10+61 = 71
*October 15, 2012*

**social studies**

Is change in a student's appearance an adequate way to evaluate the success of Native American boarding schools?
*November 17, 2010*

**7th grade social studies.**

hi my name is sadaf. i have problems studying and understanding social studies. i don't know what to do my grades are too low. can you please give me some tips and ideas on how i can work on it?
*November 10, 2010*

**math**

Find the smallest value of x that satisfies the equation. absolute value of (x+5) = 3
*September 12, 2010*

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