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Chemistry, 21.06.2019 21:50
H2so4(aq) + mg(s)—> mgso4(aq) +h2(g) which substance is the acid in the reaction?
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There are main groups in the modern periodic table of elements
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Chemistry, 22.06.2019 20:30
Draw a line graph showing the relationship between temperature in kelvin as a function of kinetic energy.
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Chemistry, 22.06.2019 20:30
A40 kilogram skier starts at the top of a 12 meter high slope. at the bottom, she is travelling 10 meters per second. how much energy does she lose to friction
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A compound contains only nitrogen and oxygen and is 30.5% nitrogen by mass. A gaseous sample of the...
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