Arrange these species in the order of increasing size:
(i) Ar, Cl- , K+ , S2-, Ca2+
(ii) Fe,...
Chemistry, 26.09.2021 06:30, krystalhurst97
Arrange these species in the order of increasing size:
(i) Ar, Cl- , K+ , S2-, Ca2+
(ii) Fe, Fe2+, Fe+
(iii) Na, Rb, K
(iv) N, C, O, B, F
Answers: 3
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What term is applied to a scientist who studies ancient life, including animal and plant fossils a. anthropologist b. dendroclimatologist c. geophysicist d. paleontologist
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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.
Answers: 3
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