the weight of a plastic was 3.75 before heating and 3.50g after heating what is the loss percent decrease.
please solve this question
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the weight of a plastic was 3.75 before heating and 3.50g after heating what is the loss percent decrease.
please solve this question
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Answer:
weigh before heating = 3.75 g
weight after heating= 3.50 g
decrease=3.75-3.50=0.25
\begin{gathered}\% = 0.25 \div 3.75 \times 100 \\ \% = 25 \div 375 \times 100 \\ \% = 6.\%\end{gathered}
%=0.25÷3.75×100
%=25÷375×100
%=6.%