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When sodium carbonate dissolves in water, the carbonate ion CO3^2- acts as a base. write a balanced equation for the reaction of the carbonate ion with water.
What is its solubility at a partial pressure in air of 0.00021 atm? Assume that CO2 obeys Henry's Law.
.20g of methyl alcohol, CH3OH, are dissolved in 16.8g of water, H2O. What is the mole fraction of the solute.
A 27.2 mL sample of a solution of RbOH is neutralized by 16.12 mL of a 2.047 M solution of HBr. What is the molarity of the RbOH solution? Answer in units of M.
What is the solubility of BaF2 (Ksp = 1.8x10-7) in pure water in grams per liter? The molecular weight of BaF2 is 175.
Classify each of the following reactions as combination, decomposition, single replacement, or double replacement: a) CuO(s)+2HCl(aq)-->CuCl2(aq)+H2O(l); b) 2Al(s)+3Br2(g)-->2AlBr3(s); c)Pb(NO3)2(aq)+2NaCl(aq)-->PbCl2(s)+2NaNO3(aq); d)2Mg(s)+O2(g..
What is the pH of a solution made by adding 8.80 grams of Sodium Acetate to 450mL of .105 M hydrochloric acid?(Assume no change in volume takes place)
How many possible trisubstituted derivatives C6H3X2Y can be obtained from the para disubstituted benzene C6H4X2?
If 12.5 g of CCl3F is enclosed in a 1.1 -,L container, will any liquid be present? What is the mass of the liquid?
How many oxygen atoms are there in 52.06 g of carbon dioxide? Hint: How many O atoms does each carbon dioxide molecule contain
A 578 mL sample of hydrogen gas was collected over water at 25°C and a pressure of 783 torr. If the pressure of water vapor is 24.0 torr at 25.0°C, what mass of hydrogen gas (g) was collected?
Calculate the maximum non-expansion work that can be gained from the combustion of octane(l) and H2(g) on a per gram and per mole basis under standard conditions.
What volume of 0.420 M NaOH solution is needed to completely neutralize
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