Chemistry, 11.07.2019 14:00 nell1234565
Asample of aluminum metal absorbs 10.3 j of heat, upon which the temperature of the sample increases from 23.2 °c to 30.5 °c. since the specific heat capacity of aluminum is 0.90 j/g-k, the mass of the sample is g.
Answers: 1
Chemistry, 21.06.2019 18:10
The enthalpy of formation of water is -285.8 kj/mol. what can be inferred from this statement?
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Chemistry, 22.06.2019 07:00
Which set of characteristics best describes igneous rock? a) largest type of rock, made of organic matter, hardest type of rock b) least abundant type of rock, made of other rocks, made mostly of minerals c) found on all continents, contains wavy bands of stripes, contains fossils d) most abundant type in earth's crust, made of magma/lava, contains no fossils
Answers: 1
Chemistry, 22.06.2019 20:30
Citric acid has a ph between 1 and 3. it is considered to be aa. weak acidb. weak basec. strong based. strong acid
Answers: 2
Asample of aluminum metal absorbs 10.3 j of heat, upon which the temperature of the sample increases...
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