Chemistry, 21.08.2019 22:20 letsgetcookingblog
Which of the following statements is wrong? ! a. in volumetric analysis, the volume of standard solution required to react completely with analyte is measured b. a standard solution is the one of very well-known concentration of a substance c. a primary standard material must be hygroscopic, and of high purity d. at equivalence point of acid-base titration, the indicator changes color e. solid naoh is not a suitable primary standard
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Chemistry, 22.06.2019 03:50
Which of the following statements about acidic water is true? a. acid has no effect on the h,o molecules. b. the solution contains a larger number of oh ions than h,o ions. c. the solution contains a larger number of h,o ions than qh ions. d. the solution contains an equal number of h,o ions and oh ions. none of the above e.
Answers: 1
Chemistry, 22.06.2019 12:00
In the following redox reaction which is the oxidizing agent and which is the reducing agent? alcl3 + na nacl + al oxidizing agent = reducing agent =
Answers: 1
Chemistry, 22.06.2019 18:00
Alidded glass container is filled with a colored gas. after a period of time, it is observed that the gas is uniformly spread throughout the box and that the movement has slowed considerably. next, a warm iron plate is carefully placed under the box. why is there resumed movement of the gas in the container?
Answers: 2
Chemistry, 22.06.2019 21:30
What is the effect of returning nuclear reactor cooling water back into bodies of water?
Answers: 3
Which of the following statements is wrong? ! a. in volumetric analysis, the volume of standard sol...
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