NEW
Font size
Worksheets3rd- 9 WKS REVIEW
Total questions: 19
Worksheet time: 16mins
Which is the limiting reagent?
10 grams of Hydrogen
10 grams of hydrofluoric acid
10 grams of Fluorine
10 grams of
Water
What is the limited amount of Hydrofluoric acid that can be produced?
10 grams of hydrofluoric acid
10.5 grams of hydrofluoric acid
100 grams of hydrofluoric acid
200 grams of hydrofluoric acid
How much Hydrofluoric acid can be produced using 10 grams of Fluorine?
10 grams of hydrofluoric acid
10.5 grams of hydrofluoric acid
100 grams of hydrofluoric acid
200 grams of hydrofluoric acid
45%
50%
90%
30%
3.3
.03
.33
33
.04
44
4.4
.44
what is the empirical formula for Br2O6.
BrO3
Br6O2
BrO
Br2O6
what is the empirical formula for C2H4
CH
CH2
C4H2
C2H4
what is the empirical formula for, C4H6,
CH
CH3
C2H3
C4H6
What is the empirical formula of a compound with a composition of 50.% sulfur and 50.% oxygen by mass?
S2O3
SO3
SO2
SO
What is the molecular formula of a compound with the empirical formula P2O5 and a gram molecular mass of 284 grams?
P10O4
P4O10
P2O5
P5O2
A chemical has an empirical formula of CH4. What is it molecular formula?
C3H7
C4H3
C3H12
C7H12
How many atoms are there in 2 moles of aluminum?
27
54
1.2x1024
6.0x1023
CaCO3 + 2HCl → CaCl2 + H2O+ CO2
When the theoretical yield of CO2 is 7.26 g, what is the percent yield of carbon dioxide made? The mass of carbon dioxide generated was 7.23g
14.49
100.41
99.59
52.49
CaCO3(s) → CaO(s) + CO2(g)
What is the percent yield of CaO, if the theoretical yield of CaO is 6.00g and 6.50g of CaO were created?
39
108.33
92.30
12.50
