Chemistry, 16.11.2019 03:31 kingdrew27
Acetylene is used in blow torches, and burns according to the following equation: 2 c2h2(g) + 5 o2(g) → 4 co2(g) + 2 h2o(g). use the following information to calculate the heat of reaction: h f o (h2o(g))= -241.82 kj/mol h f o (co2(g))= -393.5 kj/mol h f o (c2h2(g))=226.77 kj/mol
Answers: 1
Chemistry, 21.06.2019 21:30
Calculate the h3o+ concentration in a solution of acetic acid if the concentration of molecular acetic acid present at equilibrium is 9.97x10^-3 m and k for the dissociation is 1.86x10^-5. ch3cooh(aq)+h2o(> h3o^+(aq)+ch3coo^-(aq)
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Chemistry, 22.06.2019 09:00
Astudent is asked to identify and element that is pale yellow brittle solid and does not conduct electricity. at which location in this periodic table would the element most likely be found?
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Chemistry, 22.06.2019 15:30
The reactions of photosynthesis occur in the of plant cell? a.mitochondria. b. lysosomes. c. chloroplasts. d. chlorophyll
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Acetylene is used in blow torches, and burns according to the following equation: 2 c2h2(g) + 5 o2(...
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