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29 Oct 2019
8) Oxidation cannot occur without A) oxygen B) water C) reduction D) air E) acid quantity 9) A 0.200 M K2SO4 solution is produced by 9) A) diluting 20.0 ml. of 5.00 M K2S04 solution to 500.0 ml B) dissolving 20.2 g solution to a total volume of 500.0 mL C) dissolving 43.6 g of K2S04 in water and diluting to a total volume of 250.0 ml. D) dilution of 250.0 ml of 1.00 M K2S04 to 1.00 L E) dilution of 1.00 ml of 250 M K2503 to 1.00 L 10) What volume ( mL.) of a concentrated solution of magnesium chloride (9.00 M) must be diluted to 10) 350. mL. to make a 2.75 M solution of magnesium chloride? A) 2.75 B) 50.0 C) 350 D) 107 E) 45.0 hat volume (L) of 0.250 M HNO3 is required to neutralize a solution prepared by dissolving 17.5 11)_ g of NaOH in 350 mL of water? A) 0.44 B) 1.75 10-3 C) 50.0 D) 1.75 E) 0.070 12) 12) The point in a titration at which the indicator changes is called the A) standard point B) end point C) indicator point D) volumetric point E) setpoint 13) 13), is an oxidation reaction. A) Neutralization of HCI by NaOH B) Table salt dissolving in water for cooking vegetables C) Ice melting in a soft drink Di Rusting of iron
8) Oxidation cannot occur without A) oxygen B) water C) reduction D) air E) acid quantity 9) A 0.200 M K2SO4 solution is produced by 9) A) diluting 20.0 ml. of 5.00 M K2S04 solution to 500.0 ml B) dissolving 20.2 g solution to a total volume of 500.0 mL C) dissolving 43.6 g of K2S04 in water and diluting to a total volume of 250.0 ml. D) dilution of 250.0 ml of 1.00 M K2S04 to 1.00 L E) dilution of 1.00 ml of 250 M K2503 to 1.00 L 10) What volume ( mL.) of a concentrated solution of magnesium chloride (9.00 M) must be diluted to 10) 350. mL. to make a 2.75 M solution of magnesium chloride? A) 2.75 B) 50.0 C) 350 D) 107 E) 45.0 hat volume (L) of 0.250 M HNO3 is required to neutralize a solution prepared by dissolving 17.5 11)_ g of NaOH in 350 mL of water? A) 0.44 B) 1.75 10-3 C) 50.0 D) 1.75 E) 0.070 12) 12) The point in a titration at which the indicator changes is called the A) standard point B) end point C) indicator point D) volumetric point E) setpoint 13) 13), is an oxidation reaction. A) Neutralization of HCI by NaOH B) Table salt dissolving in water for cooking vegetables C) Ice melting in a soft drink Di Rusting of iron
Irving HeathcoteLv2
21 Apr 2020