Chemistry, 26.10.2020 14:00 Samanthas6365
Arrange the following group 2 elements from the least reactive to the most reactive.
a) Beryllium, Magnesium, Calcium
b) Calcium, Magnesium, Beryllium
c) Magnesium, Calcium, Beryllium
d) Beryllium, Calcium, Magnesium
Answers: 2
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Asolution contains 225 g of sodium chloride, nacl, dissolved in enough water to make a 0.25 l of solution. what is the molarity of the solution?
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Apump contains 0.5 l of air at 203 kpa.you draw back on the piston of the pump, expanding the volume until the pressure reads 50.8 kpa. what is the new volume of the air pump
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Read the chemical equation. 2c2h2 + 5o2 → 4co2 + 2h2o which of the following statements would be correct if one mole of c2h2 was used in this reaction? one mole of oxygen was used in this reaction. five moles of oxygen were used in this reaction. four moles of carbon dioxide were produced from this reaction. two moles of carbon dioxide were produced from this reaction.
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Arrange the following group 2 elements from the least reactive to the most reactive.
a) Beryllium,...
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