The number of elements in one molecule of H2O is
1) 5 elements
2) 5 atoms
3) 2 elements...
Answers: 2
Chemistry, 22.06.2019 05:50
According to coulomb's law, how would the electrical force between particles change if the product of their electrical charge increased?
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If blood contains 150g of hemoglobin per liter of blood, how much hemoglobin would be contained in 10 ml of blood
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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.
Answers: 3
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