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How many moles of solute are present in each of the following solutions? (a) 145mL of 0.25M NaHCO3 (b) 631.0mL of 2.25M H2SO4
calculate the pH of a soluion created by mixing 389.5 mL of .182 M HC4H7O2,
an expandable gas does 165.0 J of work on its surroundings at a constant pressure of 1.00atm. If the gas initially occupied 68.0 mL, what is the final volume of the gas?
4-chloro-1,4-dimethylhexanol is treated with heat, please show products
If you have an alcohol, and use a Dess-Martin oxidation reaction, what happens to the H+ on the alcohol, and what happens to the acetate? Please show the mechanism.
An aqueous solution is 22.0% by mass silver nitrate, AgNO3, and has a density of 1.22 g/mL. What is the molarity of silver nitrate in the solution?
How much energy must be supplied to break a single 6Li nucleus into separated protons and neutrons? (masses: 6Li, 6.01347; 1H, 1.00728; 1n, 1.00867 amu)
what are some difference or similarity in the type of inhibition caused by heat, acid or base and heavy metal ions on enzyme activity.
Using the molecular orbital theory, which one of the following is paramagnetic?
A solid mixture consists of 35.7 of KNO3 (potassium nitrate) and 6.3g of K2SO4 (potassium sulfate). The mixture is added to 130. of water. If the solution described in the introduction is cooled to 0
An unknown metal M reacts with sulfur to form a compound with the formula MS. If 4.37 g of M reacts with 2.51 g of S, what are the names of M and MS?
what is the total pressure in a canister that contains oxygen gas at a partial pressure of 804 mm Hg, nitrogen at a partial pressure of 220 mm Hg, and hydrogen at a partial pressure of 445 mm Hg.
An interstitial alloy prepared from two metals. metal A with the larger atomic radius has a hexagonal closed-packed structure. What if the formula(for example:A2B,AB,AB2)of the alloy if atoms of metal B occupy the following?
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