Conservation of momentum and conservation of energy problem
When all the air molecules in the room settled down in a thin film on the floor, would that violate the conservation of momentum and also conservation of energy?
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Nitrogen gas reacts with oxygen gas to form the dinitrogen trioxide. Given 5moles oxygen determine how many moles of nitrogen do you require?
A laser beam of 8.6mW consists of its electric field vertical. When it passes via a polarizer with its transmission axis at 45 to the vertical, find out the power of the transmitted beam?
Cement used in mortar & the making of concrete uses a monohydrate of CaO (often called the quicklime).Discuss what volume of water is needed to hydrate a standard 20 kg bag of quicklime?
If vendor charges 12.5%, compounded semi-annually, and mortgage is to be repaid over 20 years, determine required monthly payment.
Determine the enthalpy of fusion of water using the data below: Entropy of water @ 298.15 K = 132.88 J/mol-K
Boron triflurodie reacts readily with ammonia to form a compound, BF3NH3 Explain what formal charge is present on boron in the product?
Unpolarized light passes via a succession of three polarizers. Their orientations with respect to the vertical are 0, 70, and 45, correspondingly. i) Evaluate the fraction of the original light intensity remaining after the first polarizer
Determine how many calories are necessary to raise the temp 50.0 g of methanol from 18 degrees C to 33 degrees C if the heat capacity of methanol is 0.600 cal/g degrees C? How many joules?
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