Explain why the second
ionisation energy of calcium is more
endothermic than the 1st ionisati...
Chemistry, 17.08.2020 01:01 maggie9459
Explain why the second
ionisation energy of calcium is more
endothermic than the 1st ionisation
energy of calcium?
Answers: 3
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How many moles of oxygen gas are produced from the decomposition of six moles of potassium
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Why is it incorrect to balance a chemical equation by changing the subscripts? explain.
Answers: 2
Chemistry, 23.06.2019 23:20
Agas is inside a cylinder fitted with a piston. the gas and its surroundings are both at 20 ∘c and the gas is compressed as the piston moves and decreases the cylinder volume. the compression takes place slowly enough to allow the gas temperature to stay at 20 ∘c and the work done on the gas by the compression is 2.4 × 103 j.
Answers: 1
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