How many atoms of each element are in the chemical formula $C a {(O H)}_{2}$ $Ca(OH)_2$ ?

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Answer 1 · 2018-03-02T13:31:29

5

Ca is 1 since there is no subscript and O and H each have 2 because the subscript 2 is outside the parenthesis.

$i . e . 1 C a + 2 O + 2 H = 5 atoms$ $i.e. color(red)(1)Ca +color(red)(2)O+color(red)(2)H = 5 " atoms"$

How many atoms of each element are in the chemical formula Ca(OH)2Ca(OH)_2?