Chemistry, 28.06.2019 21:00 Nalolivares
Astudent is trying to distinguish elements from compounds. if a substance is an element, what else must be true about it? a. it can be found on the periodic table. b. it is a gas at room temperature. c. it can be separated into different components. d. it has a definite shape and volume. e. it is made of only one type of atom. more than one more right answer
Answers: 1
Chemistry, 22.06.2019 04:00
You encounter a solution that is acidic and you decide to test it by adding a small amount of a strong acid. the ph lowers slightly but is approximately unchanged, and still remains acidic. what can you say about the solution? a. it is a buffer solution. b. it is not a buffer solution it is a strong acid solution. d. the solution has been neutralized. e. the solution has excess acid present
Answers: 1
Chemistry, 22.06.2019 10:40
Which buffer would be better able to hold a steady ph on the addition of strong acid, buffer 1 or buffer 2? explain. buffer 1: a solution containing 0.10 m nh4cl and 1 m nh3. buffer 2: a solution containing 1 m nh4cl and 0.10 m nh3
Answers: 1
Chemistry, 22.06.2019 13:30
How many moles is 14.5 cm^3 of platinum? the density of platinum is 21.45 g/cm^3.
Answers: 1
Astudent is trying to distinguish elements from compounds. if a substance is an element, what else m...
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