Question

Given: I2 + 3 F2 ® 2 IF3 How many moles of I2 are needed to form 3 moles of IF3? How many moles of F2 are needed to form 10 moles of IF3? How many moles of I2 are needed to react with 3.5 moles of F2?

Answer #1

1. Given the following reaction
2C2H6(l)
+ 7 O2(g)
®
4CO2(g)
+
6H2O(l)
How many moles of water are produced when 4.5 moles of oxygen
react? (Hint: Use slides
5-8)
2. Given:
I2 + 3
F2
® 2 IF3
How many moles of I2 are needed to form 3 moles of
IF3?
How many moles of F2 are needed to form 10 moles of
IF3?
How many moles of I2 are needed to react with 3.5
moles of
F2? ...

3. Given the following reaction: 2C2H6(l) +
7 O2(g) ---- 4CO2(g) +
6H2O(l)
How many moles of O2 is needed to produce 5.00 g H2O?
If 8.32 g of ethane react, how many grams of carbon dioxide will
be formed? How many grams of water will be produced?

How many moles are present in 19.3 g of N2 and 19.3 g of F2?

How many moles of CF4 can be produced when 7.00 mol C
react with 4.00 mol F2?
mol CF4
How many moles of each reactant are left over? Note that at
least one must disappear.
mol C remain
mol F2 remain

How many moles of napthalene are required to react
stoichiometrically with 8.56 moles of 2-bromo-2-methylpropane to
produce 8.56 moles of t-butylnaphthalene?

Consider the following reaction:
4 NH3 + 5O2 ->
4NO + 6 H2O
How many moles of O2 are needed to react with 4.2 mol
NH3?
How many moles of H2O can be produced from 1.34 mol
O2?
How many grams of NH3 will react with 43.4 g
O2?
How many grams of O2 are needed to produce 56 g
NO?

If 14.5 moles of Cu and 44.8 moles of HNO3 are allowed to react,
how many moles of excess reactant will remain if the reaction goes
to completion? 3 Cu + 8 HNO3 ? 3Cu(NO3)2 + 2NO + 4H2O

Consider the following unbalanced reaction. P4(s) + F2(g) PF3(g)
How many grams of F2 are needed to produce 186 g of PF3 if the
reaction has a 76.3% yield?

1.) Use the equation given to solve the following problems: How
many moles of AgNO3 would be required to react with 1.0 mol of
Na3PO4? How many moles of NaNO3 can be produced from 0.30 mol of
Na3PO4? What weight of Ag3PO4 can be produced from 4.00 grams of
AgNO3? If you have 8.44 grams of Na3PO4, what weight of AgNO3 will
be needed for complete reaction? If you have 8.44 grams Na3PO4,
what weight of AgNO3 will be needed...

How many moles of Al(OH)3 are made when combined 2 moles of
Al2(SO4)3 and 9 moles of NaOH?

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