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Calcium chloride reacts with silver nitrate. how many moles of AgCl are produced when 0.50 mol of CaCl2 reacts with an excess of AgNO3?
Identify the limiting reagent for the given combination of reactants. Calculate how many grams of whatever substance will be in excess and how many grams of HF will be made.
At 8:00 a.m., a patient receives a 58-mg dose of I -131 to obtain an image of her thyroid. If the nuclide has a half-life of 8 days, what mass of the nuclide remains in the patient at 5:00 p.m.
How many moles of HNO3 are contained in 1.0 mL of concentrated nitric acid. Please try to show me your calculations so I can learn how to do it.
If a 200 piece of gold (density =19.32 ) is hammered into a sheet measuring 2.5 by 1.0 ft , what is the average thickness of the sheet in meters?
Sodium carbonate is used to neutralize the sulfuric acid spill. How many kilograms of sodium carbonate must be added to neutralize 2.01×103 of sulfuric acid solution?
Dinitrogen monoxide is still used as a general anesthetic. The Henry's law constant for the solubility of N2O in water is 2.5 x 10^ -2 mol/L x atm. What is the molar solubility of N20 in water if the partial pressure of N2O is 1500 mm Hg
If 38.6 grams of hydrogen sulfide gas (H2S; MM = 34.08 g/mol) react with 36.3 grams of oxygen gas (O2, MM = 32.00 g/mol), what is the mass of sulfur dioxide (SO2, MM = 64.06 g/mol) gas produced
if 30.15 ml of 0.0995 M naoh is required to neutralize 0.216 g of an unknown acid, HA, what is the molecular weight of the unknown acid
determine the total pressure in the flask AND the height difference between the two arms of the manometer.
The temperature of 2.00 moles of Ne(g) is increased from 25 C to 200 C at constant pressure. Calculate the change in the entropy of Neon.
Sodium has a greater first ionization energy than sulfur, and the reason for this is because Na has a greater effective nuclear charge (Zeff) than S.
A sample of neon has a volume of 575 mL when it is at a pressure of 751 mmHg. What will be the volume when the pressure is increased to 1262 mmHg?
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