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Explain what is the molar concentration of Na+ ions in a 0.04 M solution of the subsequent sodium salts in water
joe is making a 0.0053 molar sulfuric acid h2so4 solution in the lab. how many grams of pure sulfuric acid is needed to
Epsom salts, a strong laxative used in veterinary medicine, is a hydrate, which means that a certain number of water molcules are include in the solid structure. the formula for Epsom salts can be written as MgSO4
7. 2.00 moles of an ideal gas at 20.0 degrees C expands isothermally from an initial volume of 20.0 L to a final volume of 40.0 L. Calculate the work, w, for this process (a) for expansion against constant pressure of 105 Pa, and (b) if the expans..
Determine the number of bonding electrons and the number of nonbonding electrons in the structure of CS2
A balloon has a volume of 1.20 L at 24.0oC. The balloon is heated to 48.0oC. Calculate the new volume of the balloon.
State the reaction equation for antifreeze poisoning and give its treatment. Reaction equations, balanced when possible as well as chemical structures showing stereochemistry are expected to appear
You have 75.0 mL of a 2.50 M solution of Na2CrO4(aq). You also have 125 mL of a 1.52 M solution of AgNO3(aq). Calculate the concentration of CrO4 2- after the two solutions are mixed together.
If Sodium hydroxoide has a H+ of 4.2 x 10^ -10, then what is its OH- , pH, and pOH. If hydrochloric acid has a pOH of 11.5, then what is its pH, OH-, and H+. If potasssium hydroxoide has a pH of 2.5, then what is its H+, OH-, and pH
1. calculate the four values of ph poh h and oh- for a 0.100 m of hcl.2. calculate the four values of ph poh h and oh-
predict the products write the balanced molecular equations and then write the balanced net ionic equation for the
if an electric car is capable of going 245 on a single charge how many charges will it need to travel from boston
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