Explain often produced by reaction of zinc with hcl

Reference no: EM13297046

Small amounts of hydrogen gas are often produced by reaction of zinc with HCl; Zn(s) + 2 HCl(aq) ® H2(g) + ZnCl2(aq) How many liters of H2 gas, collected over water at a pressure of 176.6 mm Hg and temperature of 22.00 °C (The vapor pressure of water at this temperature is 19.83 mm Hg.) will be produced by the reaction of 0.3842 g of Zn with an excess of HCl?

Reference no: EM13297046

Questions Cloud

Explain the standard enthalpies of formation : A scientist measures the standard enthalpy change for the following reaction to be -1053.4 kJ : 2H2S(g) + 3 O2(g) 2H2O(g) + 2 SO2(g) Based on this value and the standard enthalpies of formation for the other substances, the standard enthalpy of fo..

Determine what is the maximum daily mass of chloride : The pipe has a flow of 5 m3/s. The stream's chloride concentration just upstream of the pipe's dischage is 12 mg/L, and the runoff pipe's discharge has a chloride concentration of 40 mg/L. Chloride is a conservative substance.

Determine required diameter of each reinforcing steel bar : If the column is subjected to an axial compressive force of 800 kN, determine the required diameter of each reinforcing steel bar so that one-third of the load is carried by the steel and two-thirds by the concrete. Assume Esteel= 200 GPa and Econ..

Determine the speed of the players break shots : Pool players often pride themselves on their ability to impart a large speed on a pool ball. they have placed you in charge of determining the speed of the players\' break shots

Explain often produced by reaction of zinc with hcl : Small amounts of hydrogen gas are often produced by reaction of zinc with HCl; Zn(s) + 2 HCl(aq) ® H2(g) + ZnCl2(aq) How many liters of H2 gas, collected over water at a pressure of 176.6 mm Hg and temperature of 22.00 °C

Show the whole analysis : Their net income is taxed at a 31% rate. Do a cash flow analysis, show the whole analysis, and recommend whether the new machine should be bought now or in 3 years when the old press must be replaced. Project WACC is 9.5%. Provide NPV, IRR, MIRR &..

Determine what is the order and class of the leveling : Differntial Leveling between BM's A,B,C,D, and A gives elevation differences (in meters) of -15.632, 32.458, 38.214, and -55.025, and distances in km of 4.0, 6.0, 5.0, and 3.0 respectively.

Explain hydration in the presence of hgso4 and h2so4 : Hydration of alkynes (via oxymercuration) gives good yields of single compounds only with symmetrical or terminal alkynes. Draw the major organic product(s) formed when hex-2-yne undergoes hydration in the presence of HgSO4 and H2SO4.

Determine what is the elevation of the point b : Long Line: the slope distance and zenith angle measured from point a to point b were 17,685.20 ftand 93degrees 13' 46" . The instrument and reflector heights were equal. If the elevation of the point A is 1854.43 ft above the MSL Datum

User Account

All Pages