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Calculate the mass in grams of hydrogen chloride produced when 5.05L of molecular hydrogen measured at STP reacts with an excess of molecular chlorine gas.
H2(g)+Cl2(g) ------> 2HCl(g)
a vertical line on a phase diagram indicates that a compound is formed with a distinct chemical formula corresponding
The reaction 2NO ? N2 + O2, has a rate constant of 3.6 x 10^-2 M^-1 s^-1. When [NO]= 2.8 x 10^-3 M, what is the rate of change in M.s^-1 for N2
NIST-JANAF table deltaG standard formation values at 5400 K for N(g), O(g) and NO(g) are 113.817 kJ/mol, -108.155 kJ/mol and 23.568 kJ/mol.
how much potassium chlorate in needed to produce 20.0mL of oxygen gas at 670mm Hg and 20 degrees celcius?
Which of the following compounds contains a chiral carbon molecule? a) chloroethane b) 1,1-dichloroethane c) dibromochloromethane d) 2-butanol
A water chemist obtained a 250-mL sample from a nearby lake and fixed the oxygen on-site wth alkaline solutions of MnS04 and Kl-NaN3-. returning to the labrotary, a 200-mL sample was analyzed by acidifying the sample
you are going to a birthday party and you want to give the children balloons filled with he gas. how many balloons can
Which of the reactions below are redox reactions. a- 2Na+Cl2--->2NaCl b- Fe+NiSO4---->Ni+ FeSO4 c- AgNO3+NaCl---> AgCl2+NaNO3
The mass of an electron is 9.11 * 10^{-31} kg. If the de Broglie wavelength for an electron in a hydrogen atom is 3.31*10^{-10}m, how fast is the electron moving relative to the speed of light?
Draw the structures of the eight isomeric pentyl alcohols (C5H11OH) and name them including primary
A sample of sodium reacts completely with 0.426 kg of chlorine, forming 702 g of sodium chloride. What mass of sodium reacted?
what is the work in joules done on the system to compress He gas from 24.0 L to 12.5 L against a pressure of 1.5 atm at a constant temperature of 37.4 C?
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