The physical and chemical properties of a substance are used to identify the substance and to
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Chemistry, 18.12.2019 20:31 tamekiablair502
The physical and chemical properties of a substance are used to identify the substance and to
see how it will behave in the presence of other substances.
where are elements with similar chemical properties found on the periodic table?
(a) same group
(b) same period
Answers: 1
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Calcium hydride (cah2) reacts with water to form hydrogen gas: cah2(s) + 2h2o(l) → ca(oh)2(aq) + 2h2(g) how many grams of cah2 are needed to generate 45.0 l of h2 gas at a pressure of 0.995 atm and a temperature of 32 °c?
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