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Chemistry, 22.06.2019 16:00
Sulfuric acid is a polyprotic acid. write balanced chemical equations for the sequence of reactions that sulfuric acid can undergo when it's dissolved in water.
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Chemistry, 22.06.2019 18:10
Given the following at 25c calculate delta hf for hcn (g) at 25c. 2nh3 (g) +3o2 (g) + 2ch4 (g) > 2hcn (g) + 6h2o (g) delta h rxn= -870.8 kj. delta hf=-80.3 kj/mol for nh3 (g), -74.6 kj/mol for ch4, and -241.8 kj/mol for h2o (g)
Answers: 1
Chemistry, 24.06.2019 01:00
Abogado's law related the volume of a gas to the number of miles of gas when temperature and pressure are constant. according to this law, how would the volume of a gas change if a reaction produced 3 moles of gas from 1 mole of gaseous reactants?
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Chemistry, 24.06.2019 02:00
What is a example of chemical weathering. a) erosion of land caused by receding glaciers. b)the layer of oxide formed on statues made of metal. c) deposition of silt along the bank of the mississippi river. d)weathering of rocks in a desert due to the rapid rise and fall of temperatures
Answers: 1
Explain how the burning of coal is relevant to oxidation, write an equation to show this process...
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