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Using m=Mn, calculate the neutralizing capacity for pure CaCO3 neutralizing HCl (use the stoichiometry in the below equation for determining the ratio of moles).
CaCO3(aq)+ 2HCl(aq)--> CaCl2(aq)+H2O(aq)+ CO2(aq)
suppose that an atmospheric chemist combines 165 of methane at stp 870 of oxygen at stp and 56.5 of at stp in a 1.8
determine how many kgs of ca are there in a 205-pound man if 1.4 percent of the mass of a human body is calciumca?an
The weight of your 1285-kg car is supported equally by its four tires, each inflated to a gauge pressure of 36.0 lb/in2. What is the area of contact each tire makes with the road?
a 4.0 g sample of iron was heated from 0 degrees celsius to 20 degrees celsius. it absorbed 35.2 j of heat. what is the specific heat of this piece of iron?
Molybdenum crystallizes in a body-centered cubic lattice (the Mo atoms are at the lattice points only). If the density of the metal is 10.3 g/cm3, what is the unit cell edge length in pm?
Calculate the [H3O+] of the following polyprotic acid solution: 0.340M H3PO4 . and calculate the ph 2) Calculate the [H3O+] and pH of the following polyprotic acid solution: 0.360M H2C2O4 and calculate the pH
The mass spectrum of an organic compound shows the relative abundances of M to be 83.79% and M 1 to be 13.59%. Assuming the peaks are caused by 12C and 13C isotopes,
Show all the steps for determining the overall net ionic equation by the method of half reactions for the redox reaction of permanganate with oxalic acid. the two unbalanced half reactions are MnO4 ---> Mn2+ (COOH)2 -----> CO2
Does Gibbs energy of a gas at room temperature increase or decrease with increasing pressure and constant entropy
Carbonic acid is a diprotic acid, H2CO3, with Ka1 = 4.3 x 10-7 and Ka2 = 4.8 x 10-11. Calculate Kb for the carbonate ion, CO32-
when some large nuclear plants run at full capacity they produce about 1900 mw of electrical power. at this rate what
Europium (atomic weight 151.96) has two naturally occurring isotopes with isotopic weights 150.9196 and 152.9209. what is the percentage abundance of the lighter isotope
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