Breathe in air container more than breathed out air
a hydrogen
b oxygen
c carbon dioxi...
Chemistry, 10.02.2021 21:00 Jowell3858
Breathe in air container more than breathed out air
a hydrogen
b oxygen
c carbon dioxide
d helium
Answers: 3
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Three alkali metals in group 1 are a. calcium, strontium, barium b. boron, aluminum, gallium c. sodium, potassium, rubidium d. fluorine, iodine, chlorine
Answers: 1
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How many grams of mgbr2 are needed to produce 75g or metal?
Answers: 1
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The diagram shows the relationship between scientific disciplines.the names of some scientific disciplines have been removed from the boxes. which scientific discipline belongs in the blue box? a.physics b.biology c.chemistry d.metallurgy
Answers: 2
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Areaction is first order. if the initial reactant concentration is 0.0200 m, and 25.0 days later the concentration is 6.25 x 10-4 m, then its half-life is:
Answers: 1
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