Chemistry, 28.08.2019 14:30 xxtonixwilsonxx
Asample of chlorine containing isotopes of mass numbers 35 and 37 was analysed in a mass-spectrometer. how many peaks corresponding to cl+2 were recorded? a 2 b 3 c 4 d 5 ans: b
Answers: 1
Chemistry, 22.06.2019 12:00
What is the lowest number energy level where a d sublevel is found
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Chemistry, 22.06.2019 20:00
For the reaction c6h14(g) & longrightarrow; c6h6(g) + 4h2(g), δp(h2)/δt was found to be 2.5 x 10-2 atm/s, where δp(h2) is the change in pressure of hydrogen. determine δp(c6h14)/δt for this reaction at the same time.
Answers: 2
Chemistry, 23.06.2019 09:30
How many significant figures are in the following numbers ? a. 0.0002030 b. 2.000 c. 2.008900 d. 145.00
Answers: 2
Chemistry, 23.06.2019 21:30
Read the chemical equation. n2 + 3h2 → 2nh3 using the volume ratio, determine how many liters of nh3 is produced if 3.6 liters of h2 reacts with an excess of n2, if all measurements are taken at the same temperature and pressure? 5.4 liters 2.4 liters 1.8 liters 1.2 liters
Answers: 1
Asample of chlorine containing isotopes of mass numbers 35 and 37 was analysed in a mass-spectromete...
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