Chemistry, 02.11.2021 21:40 lulabelles7750
Hút 20ml dd HCl 35% rồi pha loãng thành 3 lít dung dịch mới? Hỏi nồng độ Mol / li t của dung dịch thu được là bao nhiêu? cho khối lượng riêng của dd HCI 35% là 1, 14g / ml
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Chemistry, 22.06.2019 00:30
Asolution of sodium hydroxide was titrated against a solution of sulfuric acid. how many moles of sodium hydroxide would react with 1 mole of sulfuric acid?
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Chemistry, 22.06.2019 08:00
An electron moved from shell n = 2 to shell n = 1. what most likely happened during the transition? a fraction of a photon was added. a photon of energy was absorbed. a fraction of a photon was removed. a photon of energy was released.
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Chemistry, 22.06.2019 08:30
For each of the compounds below, show that the charges on the ions add up to zero. a. kbr b. cao c. li(2)o d. cacl(2) e. alcl(3)
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Chemistry, 22.06.2019 16:30
At 20°c, a sample of h2o liquid and a sample of co2 gas each have the same average kinetic energy. why is one a liquid and the other a gas at this temperature?
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Hút 20ml dd HCl 35% rồi pha loãng thành 3 lít dung dịch mới? Hỏi nồng độ Mol / li t của dung dịch th...
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