Chemistry, 07.10.2020 14:01 hamidaakter936848
Suppose that there is an air sample and a water sample, each of the same mass and each with an initial temperature, Tinitial, of 0° C. Now, imagine that both the air and water are heated using sunlight. If the same total amount of energy is added to both samples, which sample will reach a higher temperature, Tfinal? The air or the water?
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Stage in which a typical star has completely stopped fusion
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Consider the four elements above. which one of these elements will combine with oxygen in a 1: 1 ratio?
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8.98 dm3 of hydrogen gas is collected at 38.8 °c. find the volume the gas will occupy at -39.9 °c if the pressure remains constant.
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Calculate the standard enthalpy of formation of liquid methanol, ch3oh(l), using the following information: c(graphite) + o2 latex: \longrightarrow ⟶ co2(g) latex: \delta δ h° = –393.5 kj/mol h2(g) + o2 latex: \longrightarrow ⟶ h2o(l) latex: \delta δ h° = –285.8 kj/mol ch3oh(l) + o2(g) latex: \longrightarrow ⟶ co2(g) + 2h2o(l) latex: \delta δ h° = –726.4 kj/mol
Answers: 3
Suppose that there is an air sample and a water sample, each of the same mass and each with an initi...
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