The emperical formula of an organic compound was found to
The emperical formula of an organic compound was found to be C3H7. When 1.18 g of this compound was vaporized it occupied a volume of 400 mL at 69 degrees celcius and 730 torr. What is the molecular weight and molecular formula of the compound?
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1. The molecular weight of BSA is 35,000 g/mol. You have a 2% solution of BSA. You want to make 0.25 mg/ml of BSA, and you need 1 mL of this diluted solution. How much BSA and how much water will you use?
When 2.25 g of sodium hydroxide (NaOH) was dissolved in 150.00 g of water a value of 11.00oC was obtained for ?T. Calculate the molarity of the sodium hydroxide solution. _______ Calculate the value (calories) for the heat of solution of 2.25 g of
If atmospheric pressure is 29.5 feet of water, what is the pressure in bars at the bottom of a 3 meter deep swimming pool
1.what advantage do calcium chloride pellets have over magnesium sulfate powder. 2.what advantage does decantation have over filtration for small volumes
The emperical formula of an organic compound was found to be C3H7. find the molecular weight and molecular formula of the compound
Should aging be viewed as a natural process or as a "disease" that we should fight? What are the arguments for thinking as inevitable and natural?
A 4200 kg truck is parked on a 24° slope. How big is the friction force on the truck
Zubrick and explain the meaning of the term 'salting out'. When might you want to do this? explain what we really are doing in this step and why it could not possibly be to salt-out the product at that point.
A bowling ball of mass M and Radius R (treated as a solid sphere) is thrown along a level surface so that initially (t = 0) it slides with a linear speed Vo but dows not rotate, How long does it take to begin rolling without slipping
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