What is the minimum volume (mL) of aqueous 6.0M H3PO4 necessary to produce 43.6L of H2 gas if the following reaction is carried out at a pressure of 765.8 mmHg and a temperature of 26.0C?
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What is the minimum volume (mL) of aqueous 6.0M H3PO4 necessary to produce 43.6L of H2...
what is the minimum amount volume of 2.5M HNO3 necessary to produce 3.45 g of H2 g according to the following reaction 4. What is the minimum amount (volume) of 2.5 M HNO3 necessary to produce 3.45 g of H2(g) according to the following reaction? (4 pts) Mg(s) + 2 HNO3(aq) + Mg(NO3)2(aq) + H2(g)
Aluminum dissolves readily in hot aqueous NaOH to give the aluminate ion, [Al(OH)4] -, and H2. a) Write a balanced equation for this reaction. b) If you begin with 8.75 g of Al, what volume (in liters) of H2 gas is produced when the gas is measured at 22.5 ° C and a pressure of 755 mmHg?
Aqueous hydrochloric acid reacts with magnesium to produce hydrogen gas according to the balanced equation below 2HCl (aq) + Mg (s) = MgCl2 (aq) + H2 (g) If 250.0 mL of 3.00 M HCl is combined with 9.92 g Mg, what volume of hydrogen gas can be produced? Assume the temperature and pressure of the gas are 25oC and 0.988 atm, respectively. ( R=0.08206 )
A 3.50 g sample of aluminum reacts with excess H2SO4. What volume of H2 gas is produced at a pressure of 735 mmHg and a temperature of 22C?
If the volume of H2 produced in the experiment is 73.0 ml, the pressure is 745.6 torr, the temperature is 25.5 °C, moles of H2 is 0.003, what is the gas constant R in the unit of L•atm/mol•K?
Please do the following questions! thank you! Experiment 12: Generating Hydrogen Gas Part B: Molar mass of unknown metal Unknown #: Mass of unknown metal (X): Volume of H2 gas L K Temperature of H2 gas 0.12588 54.4 mL 23.0 C 765.8 mmHg 21.1 mmHg 744.7 mmHg Atmospheric pressure (see barometer) Vapor pressure of water atm Partial pressure of H, gas Using PV=nRT and your data, calculate the moles of hydrogen gas produced in the experiment: PV = 0.97987x54.4xio RT...
What volume will 525 mL of gas at 20 °C and a pressure of 320 mmHg occupy the temperature is reduced to -45°C and the pressure is increased to 760 mmHg?
What volume will 575 mL of gas at 50 °C and a pressure of 570 mmHg occupy if the temperature is reduced to -40 °C and the pressure is increased to 640 mmHg ? IV ALQ R o 2 ? 1 mL ml
Part A What volume will 500 mL of gas at 15°C and a pressure of 530 mmHg occupy if the temperature is reduced to -20 °C and the pressure is increased to 610 mmHg ? IVAZO O 2 ? ml Submit Request Answer
H2 is produced by the reaction of 114.8 mL of a 0.8996 M solution of H3PO4 according to the following equation. 2 Cr + 2 H3PO4 → 3 H2 + 2 CrPO4 (a) Determine the number of moles of H2. mol (b) Determine the mass (in g) of H2. g