Sunday
December 8, 2013

# Posts by Nick

Total # Posts: 970

Math
Which is greater, the greatest whole number with 5 digits or the least whole number with 6 digits?

Hey i m not getting how you did the last part how did you solve for this equation 2.8*10^(-18) = (3x)^3 * (x+0.24) what was your answer

Do members of. JVC work?

math
the highway doesnt need fence its already fenced can someone pls help?

math
A rancher with 7000 yds of fencing wants to enclose a rectangular field that borders a straight highway and then wants to devide it into two plots with a fence parellel to the highway. If no fence is needed along the highway, what is the largest area that the farmer can enclose?

chemistry
A 28.6 g of iron ore is treated as follows. The iron in the sample is all converted by a series of chemical reactions to Fe2O3. The mass of Fe2O3 is measured to be 10.1 grams. What was the percent iron in the sample of ore?

chemistry
A 33.8 g sample of iron ore is treated as follows. The iron in the sample is all converted by a series of chemical reactions to Fe2O3. The mass of Fe2O3 is measured to be 20.7 g. What was the mass of iron in the sample of ore?

chemistry
An ore contains Fe3O4 and no other iron. The iron in a 38.8-gram sample of the ore is all converted by a series of chemical reactions to Fe2O3. The mass of Fe2O3 is measured to be 25 g. What was the mass of Fe3O4 in the sample of ore?

chemistry
An ore contains Fe3O4 and no other iron. The iron in a 27.07 gram sample of the ore is all converted by a series of chemical reactions to Fe2O3. The mass of Fe2O3 is measured to be 21.9 grams. What was the percent Fe3O4 in the sample of ore?

chemistry
The reaction of 9.3 grams of ﬂuorine with excess chlorine produced 4.1 grams of ClF3. What percent yield of ClF3 was obtained?

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