What is the minimum mass of nahco3 that must be added
If 32 mL of 6.8 H2SO4 was spilled, what is the minimum mass of NaHCO3 that must be added to the spill to neutralize the acid?
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A sealed container contains 6 mol of hydrogen and 1 moles of nitrogen gas. If the total pressure in the container is 1.5 atm, what is the amount of pressure exerted by the hydrogen?
Consider: C7H16 (l) + 11 O2 (g) → 7 CO2 (g) + 8 H2O (l) ΔH°reaction=- 4130 kJ. How much energy is released when 4.000 moles of C7H16, is combusted?
Calculate the mass ( kg ) of the solute C4H8O and the volume ( mL ) of the solvent C6H6 that should be combined to generate 6450 g of a solution that is 2.07 m C4H8O.
There are side reactions. These plus losses of product during its purification reduce the overall yield. A typical yield of purified adipic acid is 68.6%.
What metals give rise to the best plasmons? why?Why are plasmonic better than electronics for comptational processes?Why is it difficult to couple to a plasmon?
How many grams of magnesium chloride could be formed from the rraction of 6.82 grams of magnesium with excess HCl?
Bone was dissolved in hydrochloric acid, giving 50.0 mL of solution containing calcium chloride, CaCl2. To precipitate the calcium ion from the resulting solution, an excess of potassium oxalate was added. The precipitate of calcium oxalate, CaC2O
Sugar (82.00 grams; molar mass 342.3 g/mol) was dissolved in water. The freezing point of the solution was determined to be -3.60 deg C. How many grams of water were used to make the solution? The freezing point depression constant Kf for water is
A gas occupies a volume of 458 mL at a pressure of 1.01kPa abd temperature of 295 K. When the pressure is changed, the colume becomes 477 mL.
What mass of K2CO3 is required to clean up a spill of 489 ml of 3.50 M HCl if HCl(aq) reacts with K2CO3 according to:
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