Chemistry, 07.10.2020 16:01 blessingjessica
A chain bracelet is found. It looks as though it might be made of either gold or of copper.
When the bracelet is submerged in a graduated cylinder containing water, the volume of
the water rises from 9.2 cm' to 11.7 cm'. The bracelet has a mass of 45 g. Is the bracelet
made of gold or copper? (Note: The density of gold is 19.3 g/cm' and the density of
copper is 8.92 g/cm')
Answers: 2
Chemistry, 22.06.2019 14:30, clemsongirl5392
Select all that apply. using a value of ksp = 1.8 x 10-2 for the reaction pbcl2 (s) pb+2(aq) + 2cl -(aq). the concentration of the products yield a ksp of 2.1 x 10-2:
Answers: 2
Chemistry, 22.06.2019 21:30, steven0448
An atomic nucleus is composed ofa)protons. b)protons and neutrons. c)protons and electrons. d)protons, neutrons, and electrons.
Answers: 1
A chain bracelet is found. It looks as though it might be made of either gold or of copper.
When th...
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