How many electrons contributed to the electrolytic current

Reference no: EM13492764

Suppose that the volume of hydrogen gas at STP collected at the cathode in an electrolysis experiment is 8 mL. How many moles of hydrogen does this correspond to? How many molecules of hydrogen gas have been collected? How many electrons contributed to the electrolytic current?

Reference no: EM13492764

Questions Cloud

Explain the cu2+ ion concentration : When the concentration of Zn2+ ion is 0.45 M, the measured voltage of the Zn-Cu zell is 0.40 V. What is the Cu2+ ion concentration

Estimate the average force exerted on the ball by the bat : A baseball (m = 138 g) approaches a bat horizontally at a speed of 38.6 m/s (86 mi/h) and is hit straight back at a speed of 45.5 m/s (102 mi/h). what is the average force exerted on the ball by the bat

Compute the heat of formation of magnesium oxide : Calculate the heat of formation of Magnesium oxide (MgO). Data given are: Mg(s) +2HCl (aq) ......> MgCl2 (aq) + H2 (g) ?H = 462 kJ/mol MgO(s) + 2HCl (aq) .......> MgCl2 (aq) + H2O (l) ?H

Tax research assignment : TAX RESEARCH ASSIGNMENT

How many electrons contributed to the electrolytic current : Suppose that the volume of hydrogen gas at STP collected at the cathode in an electrolysis experiment is 8 mL. How many electrons contributed to the electrolytic current

Recording capital asset transactions : Recording Capital Asset Transactions

Define what is the empirical formula : Combustion of a 1.50 g sample of a hydrocarbon produces 4.88g of CO2 and 1.5 g H2O. What is the empirical formula

Find the fundamental frequency of vibration of the cable : The tension in a steel wire of 2.7m long and 1.0 cm in diameter (p = 7800 kg / m ^ 3) is 840 N. What is the fundamental frequency of vibration of the cable

What is the max acceleration at that point : a sinusoidal wave travels along a stretched point. a point along the string has a max velocity of 1m/s and a max displacement of 2cm

User Account

All Pages