What mass of water is produced when 8.0g of hydrogen reac...
What mass of water is produced when 8.0g of hydrogen reacts with excess oxygen?
[H = 1, O = 16]
36.0g
8.0g
72.0g
16.0g
Correct answer is C
2H2 + O2 → 2H2O
4 → 36
8 → X
X → (8/6) * 36
= 72.0g
An element with atomic number twelve is likely to be ...
When a substance is oxidized, it ...
Consider the reaction represented by the equation: Ca(OH)2(aq) + CO 2(g) → CaCO3(s) + H 2O(l) in ...
Which of the following compounds will undergo polymerization reaction? ...
The figure above shows the electrolysis of molten sodium chloride. Z is the ...
Fluorine does not occur in the free state in nature because ...