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Question- At 298 K and 1 atm, gas A travels an average velocity of 444 m/s. At the same conditions, gas B travels 274 m/s.
Part 1 Which gas has a larger molecular weight, A or B?
Part 2 What are gases A and B?
Part 3 For gas A, would you expect the most probable velocity to be larger or smaller in magnitude? What about the root-mean-square velocity?
Should reply all parts for five stars
A solution containing 0.2 g/mL of a pure R enantiomer in a 1 dm polarimeter rotates plane polarized light by +3?. What is the specific rotation of the R isomer. What will be the specific rotation of its S isomer.
The average mass of a carbon atom is 12.011. Assuming you were able to pick up only one carbon atom, the chances that you would choose a carbon atom with a mass of 12.011 is:
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a solution of acetic acid is prepared in water by adding 11.1 g of sodium acetate to a volumetric flask and bringing
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The recommended daily dietary intake of calcium for adult men and pre-menopausal women is 1100 mg/day Calcium citrate , Ca3(C6H5O7)2. What mass of calcium citrate would be needed to provide the recommended daily intake of calcium
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