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Chemistry, 21.06.2019 13:00
What is the ph of a solution with a concentration of 5.2 ├Ч 10тАУ8 m h3o+?
Answers: 1
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 04:00
Asample of aluminum foil contains 8.60 ├Ч 1023 atoms. what is the mass of the foil?
Answers: 1
Chemistry, 22.06.2019 06:00
How many atoms of mg are present in 97.22 grams of mg? 6.022 ├Ч 1023 2.408 ├Ч 1024 4.818 ├Ч 1024 5.855 ├Ч 1025
Answers: 3
The answer is 196J. What does the J stand for?...
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