Chemistry, 22.07.2019 22:40, ijohnh14

An atom of gold (au) has 79 electrons. how many protons must it have if it has a net charge of 0?

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Chemistry, 21.06.2019 16:30, kidlol

In which direction will the following reaction go if the standard reduction potentials are 0.80 v for ag/ag+ and –0.44 v for fe/fe2+? ag+ + fe → ag + fe2+ a.)forward b.)the reaction cannot occur. c.) not enough information is given. d.) reverse

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Chemistry, 22.06.2019 02:00, hemolelekeakua

The alkali metals (group 1) consist of lithium (3), sodium (11), potassium (19), rubidium (37), cesium (55), and francium (87). they are soft, metallic solids with low densities and low melting points. based on the data shown in figure 1, how many valence electrons do alkali metals share?

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Chemistry, 22.06.2019 07:00, coolkid2041

Calculate the number of moles of ethane in 100 grams

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Chemistry, 22.06.2019 13:50, kelonmazon2492

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.