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How many moles of hydrochloric acid were added to the flask? The molar mass of hydrochloric acid is 36.3094 g/mol. Remember that the 6 M HCl solution was diluted by half with water. (molar mass = mass/moles) Choose the closest answer.A. 0.03 mol B. 0.003 mol C. 0.06 mol D. 0.004 mol How many moles of magnesium are consumed for every mole of hydrogen gas produced? Choose the closest answer.A. 1.5 moles B. 2 moles C. 0.5 moles D. 1 mole
Given that magnesium is the limiting reagent, which of the following chemicals will be found in the flask after the completion of the reaction.A. Magnesium B. Hydrochloric acid C. Magnesium hydride D. Hydrofluoric acid
SHOW LAB WORKAddition of which of the following reagents would lead to the formation of more hydrogen gas?A. Magnesium B. Hydrochloric acid C. Magnesium chloride D. Hydrogen
A natural food color ingredient company works in the extraction of an anthocyanin from purple cabbage. The solubility of this anthocyanin in methanol-water (85:15) and ethanol water (85:15) mixtures are same and the solubility is inversely proport..
we want to prepare a buffer of ph 8.5643 by adding hcn and nacn to 1.860 l of solution. what is the ratio of hcn to
Nitrogen gas as well as hydrogen gas reacts in a synthesis reaction to make ammonia gas (NH3). Explain how many grams of ammonia are formed from the reaction of excess hydrogen with 56.0 grams nitrogen?
Predict the products of acid-base reaction of CH3COOH with CH3-NH2 and draw the molecules.
isooctane a fuel used in gasoline engines because it has an antiknock octance rating of 100 has a density of 0.6919 g
What is the position of the innermost radial node? Give your answer in terms of the nuclear charge Z and the Bohr radius ao and What is the probability of finding the electron
A tank containing liquid butane and one containing liquid propane are sitting adjacent to one another. Each tank is equipped with a regulator with a pressure gauge
For a gas in closed chamber indicate what happens (Increase or decrease) to the fowling change Increase T : Increase moles : decrease volume : add an additional gas
A mixture of .148 moles of C is reacted with .117 moles of O2 in a sealed 10L container at 500K producing CO and CO2. The total pressure is .640 atm. What is the partial pressure of CO?
If you have 60.5 g NH3, how many grams of F2 are required for complete reaction?
Which of the following elements has the Lewis symbol below, where Sy represents the elemental symbol? Sy :
Calculate the vapor pressure of water above a solution prepared by dissolving 37.0 of glycerin () in 135 of water at 343 . (The vapor pressure of water at 343 is 233.7 .)
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