3 Answers
1536 views2 Answers
998 viewsC=0.588/490=0.0012g/100ml
0.0012/100=0.000012g in 1ml
0.000012*df=0.0006g in the original
%=0.001/0.5*100=20
2 Answers
906 views1 Answer
858 views3 Answers
672 views2 Answers
651 views1 Answer
648 views2 Answers
583 views2 Answers
528 views1 Answer
476 views1 Answer
451 views1 Answer
447 views1 Answer
446 views2 Answers
438 views1 Answer
400 views