ENERGY CANNOT BE CREATED
TRUE
False
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Chemistry, 22.06.2019 13:50
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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What is the work done by the electric force to move a 1 c charge from a to b?
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32p and 31p are two isotopes of phosphorus. compare the number if subatomic particles that are present in the atoms of these isotopes.
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Question 5 of 52 pointswhich of the following factors contributed most to the expansion of both thepersian and greek empires?
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