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What is the mass of the solid NH4Cl formed when 73.0 g of NH3 are mixed with an equal mass of HCI? What is the volume of the gas remaining, measured at 14degrees C and 752 mmHg? What gas is it?
1. When H2 gas was released by the reaction of HCl with Zn, the volume of H2 collected was 66.0 mL at 26 °C and 750 mmHg . A. What is the volume of the H2 at 0 °C and 1.00 atm pressure (STP)? 2. Express the temperature n ...
In the following problem you must: 1) Determine the correct formula for each reactant and product. 2) Determine the correctly balanced chemical equation. 3) Us the stoichiometry of the chemical equation to answer the que ...
If you eat a 48 g serving rice every fourth day and you weigh 75 kg, what is your dose of inorganic arsenic (in µg per kg body weight per day) if the rice contains 386 µg kg -1 of total arsenic, 45% of which is inorganic ...
Why is the freezing point of water set at 32ºF? Why does the Fahrenheit scale start at 0º?
Calculate the amount of work done for the conversion of 1.00 mole of Ni to Ni(CO)4in the reaction below, at 75oC. Assume that the gases are ideal. The value of R is 8.31 J/molK.
The following reaction takes place at a certain elevated temperature: Fe 2 O 3 (s) + 3CO(g) → 2Fe(l) + 3CO 2 (s) What is the percent yield of iron if 50.1 g Fe 2 O 3 in excess CO produces 19.5 g Fe? The M.W. of Fe 2 O 3 ...
What is the net ionic equation for the following reaction? AgNO3 (aq) + NaCl (aq) AgCl (s) + NaNO3 (aq)
Ionic Compounds Writing Assignment: Ionic Compounds in Action A national chemistry council has selected you to create marketing materials for its new "Chemistry All Around Us" campaign. Your task is to increase public aw ...
A 425-m 3 (15,000 ft 3 ) basin, equipped with 10 gas dispersers of a new design, is to be installed for stripping hydrogen sulfide, H 2 S, from wastewater. The dispensers, each to use air at a rate of 7:08 × 10 -3 m 3 / ...
What volume of 3.84 M hydrochloric acid is required to consume 4.12 grams of zinc to form aqueous zinc chloride and hydrogen gas?
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