Chemistry, 22.10.2020 19:01 impura12713
Calculate ΔHrxn for the following reaction: 7C(s)+8H2(g)→C7H16(l) Use the following reactions and given ΔH values: C7H16(l)+11O2(g)→7CO2(g)+8H2O(g),ΔH C(s)+O2(g)→CO2(g),ΔH2H2(g)+O2(g)→2H 2O(g),ΔH===−4464.3kJ−393.5kJ−483.5k J
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Chemistry, 21.06.2019 17:30
Aaspirin has a density of 1.40 g/cm^3 what is the volume in cubic centimeters of a tablet weighing 320 mg?
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Chemistry, 22.06.2019 02:50
Using a value of ksp = 1.8 x 10-2 for the reaction pbcl2 pb+2(aq) + 2cl -(aq). if the value of ksp was determined to be only 1.2 x 10-2: too much solid has dissolved. additional precipitate is forming. the solution is unsaturated. the ions are now combining to reduce their concentrations.
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Chemistry, 22.06.2019 11:00
What is the temperature of 0.750 mol of a gas stored in a 6,850 ml cylinder at 2.21 atm? . 2.95 k 5.24 k 138 k 246 k
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Calculate ΔHrxn for the following reaction: 7C(s)+8H2(g)→C7H16(l) Use the following reactions and gi...
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