Answered

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A student heats a LaTeX: 2.5 g sample of calcium carbonate in a test tube. What mass of calcium oxide remains in the test tube when the reaction is complete?
CaCO3(s) to CaO(s) + CO2(g)
Select one:
a) 1.4 g CaO
b)2.1 g CaO
c)2.5 g CaO
d)1.0 g CaO

Sagot :

M16fullouto

Answer:

2.5

Explanation:
I got answer ‘a’ (1.4g)
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