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Describe simple chemical tests that would enable you to distinguish between the following sets of compounds. Write equations for any chemical reactions:(a) dinitrogen monoxide (nitrous oxide), ammonia, and nitrogen(b) carbon monoxide, carbon dioxide, and nitrogen monoxide(c) dilute hydrochloric acid, deuterium oxide, and hydrogen peroxide solution
If a raindrop weighs 65 mg on average and 5.1 105 raindrops fall on a lawn every minute, what mass (in kg) of rain falls on the lawn in 1.5 h?
Helium is compressed isothermally and reversibly at 100 celcius from a pressure of 2 to 10 bar
Determination of the partial pressures of the gases - Find the partial pressure of each of these gases in the final product mixture.
Consider the following data: expect a BeF2 molecule to be linear but an SF2 molecule to be angular. Explain the decreasing melting point from NaF to Nai.
Finding Kc from Products' Moles, Volume and Percent Reacted, The following reaction occurs at 1600 deg. C. Calculate the equilibrium constant Kc for the reaction.
when 56.6 g of calcium and 30.5 g of nitrogen gas undergo a reaction that has a 93.0% yield, what mass (g) of calcium nitride forms.
The temperature of a block of copper metal (molar mass 63.55 g mol-1) fell by 8.52 K when the copper block released 64.5 J of heat. What is the mass of the copper block?
Green light of a wavelength 516 nm is absorbed by an atomic gas. What is the energy difference between the two quantum states involved in the transition.
Determine the molar mass of the compound if boiling point constant for CCl 4 =4.95 K · kg/mol.?
When 9.00 grams of Al react with an excess of H3PO4, 30.0 grams of ALPO4 are produced.What is the percentage yeild of this reaction.
What advantages and disadvantages exist for both organic and inorganic solar cells? Describe the main barriers or technical difficulties associated with each.
what are the pH and the change in pH after the addition of 0.054 mol hydrochloric acid to the buffer solution?
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