Login or Sign Up

Ask a New Question

How many moles of iron is 67.9 g of Fe?

1.22 moles Fe?

How many grams of iron is 6.57 × 10-2 mol Fe?

3.66 g Fe

I would have rounded to 3.67g/ 1.22 moles ok.

Similar Questions

Mole Calculation Worksheet1) How many moles are in 15 grams of lithium? 2) How many grams are in 2.4 moles of sulfur? 3) How

Top answer: 1) To find the number of moles in 15 grams of lithium, you need to divide the given mass by the Read more.
When iron metal reacts with oxygen, the reaction can form Fe203. The balanced chemical equation I think is right is 4 Fe +

Top answer: do it as a proportion: 6molFe2O3/2molFe2O3 as ?/3molO2 ?=9molesO2 Read more.
1.How many grams are in one mole silicon?2. how many moles are in 128 grams of oxygen gas (O2)? 3.How many molecules are in 2

Top answer: 1. See the atomic mass for Si from the periodic table. 2. mols = grams/molar mass 3. There are Read more.
Suppose you want a mixture that contains 2.5 grams of iron ion and three times as many moles of oxalate ion as moles of iron. If

Top answer: Note iron(III) is written with capital Is and not lower case is. 2.5 g Fe/55.85 = xx moles Fe you Read more.
N2 + 3H2 --> 2NH3how many grams of hydrogen are needed to react with 50 grams of nitrogen? Three moles of H2 per one mole of N2.

Top answer: To determine how many grams of hydrogen are needed to react with 50 grams of nitrogen, you can Read more.
Initially, there are 33 moles of A and 0 moles of B. How many moles of A and B will be present after the system reaches

Top answer: No K? no reaction? Read more.
A piece of chalk (CaCO3) has an initial mass of 43.5 grams. The massof the chalk decreased to 39.6 grams after it was used.

Top answer: 0.4 moles Read more.
Iron metal reacts with oxygen gas to produce iron(III) oxide. If you have 12.0 moles of iron, for complete reaction you need:(HI

Top answer: 4Fe + 3O2>> 2Fe2O3 Looks like a 3:2 ratio to me. Read more.
Thank you for your reply. The Zn in grams 1.80= .028 moles Zn and Cl in grams 0.90= .025 moles ClThe question was: What is the

Top answer: The next question is Determine the actual empirical formula of zinc chloride, based on the ionic Read more.
6. how many grams are in 4 moles of Be (OH)3?7.How many atoms are in 4 moles of C6H12O6? 8.how many moles are in 12.04x10 23 to

Top answer: 6. g = mols x molar mass. 7. 24 atoms in 1 mol; therefore, atom in 4 mols must be .....? 8. There Read more.