Given the following chemical equation, if 50.1 grams of silicon dioxide is heated with excess carbon and 32.3 grams of silicon carbide is produced, what is the percent yield for this reaction?
SiO2 (s) + 3C (s) --- SiC (s) + 2CO (g)

Question

Given the following chemical equation, if 50.1 grams of silicon dioxide is heated with excess carbon and 32.3 grams of silicon carbide is produced, what is the percent yield for this reaction?
SiO2 (s) + 3C (s) ---> SiC (s) + 2CO (g)

anonymous · Answer

I'm at a loss for an answer but maybe this will help if you apply the answer to your equation http://answers.yahoo.com/question/index?qid=20101212210026AACy01H

anonymous · Answer

do you have these choices? 97%

        
75%

        
103%

        
48%

anonymous · Answer

Select one:
a. 97%
b. 75%
c. 103%
d. 48%

anonymous · Answer

Yep!! :)

anonymous · Answer

yeah thats what I thought lol someone else asked this awhile ago

anonymous · Answer

Oh good! I'll look for it!

anonymous · Answer

http://openstudy.com/study#/updates/515932dbe4b07077e0c0c383

anonymous · Answer

uhhh I have no idea what their conversation was about haha. Did you catch the answer? It's like I'm deciphering hieroglyphs over here! One of them gave like 5 different answers. hahaha

anonymous · Answer

I know lol, I dont think they ever came to an agreement

anonymous · Answer

Percentage Yield =  mass of Actual Yield/ mass of Theoretical Yield  x   100%

anonymous · Answer

i would try this

anonymous · Answer

50.1 grams/32.3 grams x 100%

anonymous · Answer

which equals...
hold on
grabbin' a calculator

anonymous · Answer

155.108359133

anonymous · Answer

grrr

anonymous · Answer

not comin out to one of the choices

anonymous · Answer

Well one of them guessed 97 percent. I think that's what I'll put too. Thank you mike!

anonymous · Answer

Alrighty sorry I couldn't help much

anonymous · Answer

You have been helping! No need to be sorry! :D