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A solution is prepared by dissolving 22.0 g of NaOH in 118.0 g of water. the NaOH solution has a density of 1.15 g/mL. a)what is the mass percent (m/m) of the NaOH solution? b)what is the total volume(mL) of the solution? c)what is the molarity (M) of the solution?
Hydrangeas are flowers that retain blue coloration when grown in acidic soil and pink when grown in neutral or alkaline soil
How much heat energy, in kilojoules, is required to convert 73.0 g of ice at -18.0 0C to water at 25.0 0C ?
If the titrant has a molarity of 0.2750 M and there are 5.00 mL of analyte present, what is the molarity of the analyte
Explain the oxidation reduction happening behind the reaction: 2 NH4NO3 (s) -> 2N2 (g) + O2 (g) + 4H2O (l)
Explain briefly how you could prepare the buffer solution in (a) if you had available the solid salt of the only one member of the conjugate pair and solution of a strong acid and a strong base.
how much current is produced by the dissolution of .525 g of chromium per hour to produce chromium (III)?
A 30.0 mL sample of a diprotic acid is titrated with 0.255 M KOH. If 59.5 mL of base is required to reach the second equivalence point
We had a 0.10 M solution of acetic acid in water. We then placed 2 mL of the 0.10 M solution and 2 mL of toluene into a dropper and mixed. We did some magic and had
A sample of gas in a balloon has an initial temperature of 22 and a volume of 1610 . If the temperature changes to 58, and there is no change of pressure or amount of gas, what is the new volume, , of the gas?
The product of this reaction, ozone, is a pollutant in the lower atmosphere. Ozone is an eye and lung irritant and also accelerates the weathering of rubber products. write Lewis strucktures of each of the reactants and products in the preceding r..
Phosphorus pentachloride is used in the industrial preparation of organic phosphorus compounds. Equation 1 shows its preparation from PCl3 and Cl2. (1) PCl3(l) + Cl2(g) PCl5(s)
Determine both delta G and K when X represents CL2 and I2. Which reaction(s) is/are spontaneous. Which reaction happens to the greatest extent?
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