Answers by Dmytro Rudenko
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Answers by Dmytro Rudenko

Answers by Dmytro Rudenko
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A compound has a percent composition of 40.0% carbon, 6.72% hydrogen and 53.28% oxygen.if its molar mass is 180 g/mol, what is its molecular formula?
answered Jul 2, 2019
2 votes
122k views
Musical instruments used to accompany songs and dances in the Middle Ages mainly consisted of
answered Feb 6, 2019
6 votes
125k views
A gas is confined in a cylinder with a piston. What happens when work is done on the gas?
answered Oct 11, 2018
5 votes
44.8k views
Words for a shorter version of a novel
answered May 14, 2018
3 votes
180k views
How many different ways could a baking contest be judged if 15 pies are entered and 4 ribbons are awarded?
answered Nov 17, 2017
2 votes
35.8k views
is perpendicular to and passes through point C(5, 12). If the coordinates of A and B are (-10, -3) and (7, 14), respectively, the x- intercept of is ____. The point___ lies on .
answered Feb 25, 2017
3 votes
176k views
43 ones x 3 tens = how many tens
answered Oct 7, 2016
3 votes
141k views
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