CH-929
The mole
Chemistry · Secondary 3 · Hard · The mole
A student heats 2.50 g of calcium carbonate until it decomposes completely:
.
. What mass of calcium oxide is formed?
.
. What mass of calcium oxide is formed?
- 0.70 g
- 1.40 g
- 2.50 g
- 5.60 g
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