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An unknown metal chloride has the formula MClx. The addition of 28.9 mL of 0.432 M aqueous lead (II) nitrate to 26.7 mL of 0.311 M aqueous MClx causes all the lead ions and chloride ions present in solution to precipitate out as lead (II) chloride (i.e., a stoichiometric amount of lead nitrate is used) which of the following substances listed below could have been the metal chloride?
MgCl2, NaCl, AlCl3.
Draw the structure of any D-ketoheptose in the open chain form, and answer the following questions (you must use either Haworth projection or chair conformation in each of the points below)
Calculate the molar solubility of silver phosphate Ag3PO4, in a solution that is also 4.5x10^?4 M sodium phosphate, Na3PO4. Ksp for Ag3PO4 = 2.8x10^?18
A certain element consists of two stable isotopes. The first has atomic mass of 7.02 amu and a percent natural abundance of 92.6%.
chlorine triflouride gas at 708 mmHg and 50 degrees celcius. what is the mass (in g) of the sample?
What is the empirical formula of cyclopentane? If the molar mass of cyclopentane is 70.1 g/mol, what is its molecular formula?
A synthetic organic chemist wants to make 100.0 grams of benzoyl chloride C7H5OCl from benzoic acid C7H6O2 in the following reaction.
If you wanted to prepare a solution of CO in water at 25 degrees celsius in which the CO concentration was 2.2 mM, what pressure of CO would
Where does the extra electron come from when determining the formal charge of NH2? N has 5 valence electrons and H each have one which lead to two bonds and one lone pair and one lone electron which equals a formal charge
Ozone reacts with nitric oxide discharged from jet planes to form oxygen gas and nitrogen dioxide. 0.740g of ozone react with 0.670g of nitric oxide. Determine the identity and quantity of the reactant supplied in excess.
Calculate the molar concentration of ferrocyanide in a solution of 0.031 M ZnSO4 saturated with Zn2Fe(CN)6. ZnSO4 will be completely dissociated into Zn2+ and SO42-
Calculate the heat released when 71 g of steam at 116 degrees C is converted to water at 39 degrees C.
The concentration of ordinary bleach is 6% w/v. How many grams of NaOCl are there in 1.00 gallon of bleach?
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