Q1. which is the following statements is correct :
1- The use of paper for weighing is not acc...
Q1. which is the following statements is correct :
1- The use of paper for weighing is not acceptable practice for quantitative determination.
2- Cleaning solution is prepared from sodium dichromate and nitric acid.
3- Volumetric glassware shouldn’t be calibrated before use.
4- Chemical are placed directly on the balance pane.
5- The object to be weighing shouldn’t be at room temperature.
Answers: 2
Chemistry, 22.06.2019 04:30
Turbo the snail moves across the ground at a pace of 12 feet per day. if the garden is 48 feet away, how many days will it take for the snail to get there?
Answers: 2
Chemistry, 22.06.2019 10:30
Acompound has a molar mass of 92.02 grams/mole, and its percent composition is 30.4% nitrogen (n) and 69.6% oxygen (o). what is its molecular formula? a. n2o4 b. no2 c. n2o d. n4o2
Answers: 1
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History, 18.08.2019 09:00
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Mathematics, 18.08.2019 09:00