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Give that 41.05mL of 0.551 M NaOH are needed to react completely with 5.343 g, sand-contaminated sample of benzoic acid (C6H5OOOH, a monoprotic acid,) answer the follwing questions.
a.) How many moles of benzoic acid are in the sample?b.) What mass ob enzoica cid is in the sample?c.) What mass percentage of benzoic acid is in the sample?
Can someone show me steop by step how to do these?
how much potassium chlorate in needed to produce 20.0mL of oxygen gas at 670mm Hg and 20 degrees celcius?
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If a few drops of water on the outside of the hot water syringe used to dispense the 5.00 mL sample into the calorimeter well for the Kcal determination fell into the well
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How many grams of solid Iodine are produced by the decomposition of 3.8 grams of hydrogen iodide gas? Round your answer to one decimal place.
A 1.00 L sample of gas, initially at 273 degrees C and 2.00 atm was cooled to 0 degrees C and the pressure changed to 0.20 atm. What is the final volume of the gas in liters?
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an airplane is pressured to 650 mm Hg, which is the atmospheric pressure at a ski resort at 1.30 * 10^4 ft altitude. If air is 21% oxygen,
Photosynthesis is estimated to produce 330.0 g (dry weight) of plant matter per square meter, 50% of which is carbon. Calculate the total number of grams of carbon "fixed" each year by 1000 square meters.
what is the molarity of a solution prepared using the given amount of solute and total volume of solution.
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