Chemistry Solutions Library

Chemistry Solutions Library

Access over 29,131 Chemistry video and text solutions to help you complete your homework.

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29,131 solutions

Metric Prefixes

Q. Which of the following does not equal 80 mL?a. 8 x 10 -11 GLb. 0.08 Lc. 8 x 10 -4 kLd. 8 cLe. 8 x 10 -7 nL

Solved • Feb 11, 2016

Scientific Notation

Q. Write the following number in scientific notation and round off to five significant figures: 0.00392708 x 10 81 . a) 3.9271 x 10 84 b) 3.9270 x 1...

Solved • Feb 11, 2016

Scientific Notation

Q. Write the following number in scientific notation and round off to three significant figures: 31152 x 10-15 .

Solved • Feb 11, 2016

Entropy

Q. Ce2(SO4)3 becomes less soluble in water as temperature increases because it has a negative entropy of solvation. Most other salts become more solub...

Solved • Feb 11, 2016

Partial Pressure

Q. Into a 500.0 L container at 18°C are placed 0.40 g of H 2, 20.0 g CO 2 and 14.0 g of O2. What is the partial pressure of H 2?

Solved • Feb 10, 2016

Calculate Oxidation Numbers

Q. Determine the oxidation state of all the elements in the following compounds.F3NbO H2SO3 PH3

Solved • Feb 10, 2016

Rate Law

Q. The reaction between ethyl bromide (C2H5Br) and hydroxide ion (OH -) in ethyl alcohol at 330 K is first order each in ethyl bromide and hydroxide i...

Solved • Feb 10, 2016