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A certain antacid contains merely Al(OH)3 (FW=78.00) as well as Mg(OH)2 (FW=58.33). If a 0.2678 g sample of the antacid needs 10.25mL of 0.9815 M HNO3 for neutralization, Explain what is the % by mass of Al(OH)3 in the mixture?
How many milliliters of .02 M HCl are used to completely neutralize 20.0mL of .01 M NaOH solution?
What is the molar concentration of sodium hydroxide solution if a titration involved 0.0058 mole NaOH and 31.87 ml of sodium hydroxide.
For a reversible reaction with a one-step mechanism, A B , the rate of the forward reaction is ratef = 3.2 x 10-6 s-1 [A] and the rate of the reverse reaction is rater = 4.6 x 10-4 s-1 [B]. What is the value of Kc for this reaction
Grignard reagent made from magnesium and 1-chloro-2-methylpropane with lables charges on the C-Mg bond
boron has two naturally occurring isotopes 10b 19.9 and 11b 80.1. although the b2 molecule does not exist naturally on
When a 3.03x102 g strip of zinc is dropped into a large beaker containing excess hydrochloric acid, how many grams of gas are formed?
She claims that the uncertainty of the bacterium's position is greater than the microscope's viewing field, and the bacterium is thus impossible to locate. What is the uncertainty of the position of the bacterium?
At an altitude of 10000 ft, the partial pressure of oxygen in the lungs is about 68 mm Hg. What is the concentration (in mg/L) of dissolved O2 in blood (or water) at this partial pressure and a normal body temperature of 37 degrees C
methanolch3oh burns in air to produce carbon dioxide and liquidwater. calculate the heat released in kilojoules per
Three helium nuclei fuse together, forming one carbon nucleus. The mass of carbon is less than three times the mass of helium. When helium fuses into carbon, which of the following occurs
As a food chemist for a major potato chip company, you are responsible for determining the salt content of new potato chips products for the packaging label.
need detailed mechanism for the reaction between monochloramine and dimethylamine to form11-dimethylhydrazineand hcl.
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