Chemistry, 11.07.2019 10:00 wronganswer1026
Teams of scientists work together to explore space. which achievement did not involve chemists? a. determining the composition of moon rocks b. calculating the distance between objects in the solar system c. identifying regions of mars that once held water d. identifying helium as a gas on the sun’s surface
Answers: 1
Chemistry, 21.06.2019 20:30
Which sentence best describes the formation of igneous rock? a- lava on the surface dries up and makes arock b_melted rocks cools and forms crystals c_rocks under tremendous heat and pressure d_magma is melted rock underground
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Chemistry, 22.06.2019 05:00
Which position represents spring in the southern hemisphere? a) b) c) d)
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Chemistry, 22.06.2019 09:50
Achemist has dissolved a certain substance in water. the chemist knows that more of the substance could be dissolved into the water before it stops dissolving. therefore
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Chemistry, 23.06.2019 00:50
What is the enthalpy of combustion (per mole) of c4h10 (g)? –2,657.5 kj/mol –5315.0 kj/mol –509.7 kj/mol –254.8 kj/mol
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Teams of scientists work together to explore space. which achievement did not involve chemists? a....
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