Use the following balanced chemical equation to answer the question that follows. Show work using dimensional analysis, units, and round answer according to correct sig figs 2 Cu, S(s) + 3 O2(g) 2 Cu2O(s) + 2 SO2(g)
If 125 grams of oxygen gas react according to the equation above, how many grams of copper(l) oxide are expected to be formed?​

Use the gizmo to find the concentration of the mystery ch3cooh. use the titrant and indicator shown below perform the titration. what is the titrant volume? titrant analyte indicator titrant volume analyte concentration naoh ch3cooh phenophthalein select one: a. 20.0 ml b. 27.0 ml c. 30.0 ml d. 24.0 ml

What is the molar mass of a gas that has density of 2.054 g/l

One of the hopes for solving the world's energy problem is to make use of the fusion reaction 21h +31h --> 42he + 10n + energy how much energy is released when 1 mol of deuterium is fused with 1 mol of tritium according to the above reaction? the masses of the atoms and the neutrons are as follows: 21h = 2.0140 amu 31h = 3.01605 amu 42he = 4.002603 amu 10n = 1.008665 amu. the speed of light is 2.9979 x 108 m/s.