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Ammonia and hydrazine are both compounds of nitrogen and hydrogen.Based on the law of multiple proportions, how many grams of hydrogen would you expect 3.47 of nitrogen to combine with to yield ammonia?
What problem might be encountered if 1- bromo-2,2-dimethylpropane, BrCH2C(CH3)3, were used as the halide in the synthesis of a barbiturate?
What pair of elements would you expect to exhibit the greatest similarity in physical and chemical properties. WHY.
Which of the following solids is a covalent network? 1. H2O(s) 2. CaCO3(s) 3. Ni(s) 4. SiO2(s)
Write the structures of all the alkenes that can be formed by dehydrohalogenation of each of the following alkyl halides.
A 52.2 g block of an unknown metal at 85.5oC was dropped into an insulated vessel containing approximately 37 g of ice and 27 g of water at 0oC. After the system had reached equilibrium
Calculate mass of the dye per liter Kool Aid solution C in units of grams/L, i got a molecular weight of the dye as 496.42g/mol a concentration of the dye as 1.26x10^-14 mol/L and a mass of Kool Aid of 0.566g
suppose that 1.02 of rubbing alcohol evaporates from a 75.0 aluminum block. if the aluminum block is initially at 25c
What amino acids are preferred for this polypeptide? Draw the side chain structure of each amino acid that can be used for this polypeptide. Label them with both three letter and single letter codes.
2.50 moles of cobr2 are introduced into a 2.00 liter flask at 0degrees and heated to a temp of 73 degree celcius. at
What is the total volume of gaseous products formed when 82.4 liters of carbon monoxide react completely according to the following reaction? (All gases are at the same temperature and pressure.) carbon monoxide (g) + water (l)------- carbon dioxi..
Rubidium has two common isotopes, 85Rb and 87Rb. If the abundance of 85Rb is 72.2% and the abundance of 87Rb is 27.8%, what is the average atomic mass of rubidium.
Compute the boiling point of this solution: 1.00 X 10^2g C10H8O6S2(1,5-naphthalenedisulfonic acid) in 1.00 X 10^2g H2O (nonionizing solute).
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