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Consider the reaction in which magnesium reacts with an HCl solution:
Mg(s) + 2HCl(aq) → MgCl2(aq) + H2(g)
If 2.00 g of Mg reacts completely with 100.0 mL of HCl solution, calculate the molarity of the HCl solution?
The minerals chalcocite (Cu2S) and malachite (Cu2CO3(OH)2) are two primary sources of copper. What is the oxidation state of copper in each of these minerals?
When energy is supplied at the steady rate of 10.8 W to a heater at the center, a temperature difference of 50°C is set up between the spheres. Find the thermal conductivity of charcoal.
If 142 x 10 power of 6 metric tons of SO 2 are released per year by fossil fuel combustion, the mass of sulfur in this amount of SO2
At 0.0oC, if the volume of air is 3.1 mL and the pressure of the atmosphere that day is 815 mmHg, what is the number of moles of air?
what mass of sucrose should be combined with 479 of water to make a solution with an osmotic pressure of 8.00 at 315 ?
A substance, C, decomposed by water is initially dissolved in water (at t=0) to form a 1.0M solution. At the end of 100,000 s, 50% of C remains unreacted. What percentage of C will remain at t=1week if the reaction is second order in C only to 3 s..
If two different mixtures of gasahol are available the first containing 23% alcohol as well as the second 30% alcohol. Explain how many gallons of the second mixture must be added to 220 gallons of the first mixture to produce a mixture containing..
Depict all missing reactants and/or products in the appropriate boxes by placing atoms on the grid as well as connecting them with bonds and including charges where needed. Point out the mechanism by drawing the electron-flow arrows on the molecul..
Draw a detailed mechanism for the formation of 1,4-di-t-butyl-2,5-dimethoxybezene from t-butyl alcohol.
Problem- How many milliliters of 0.100 M NaOH are needed to completely neutralize 25.0 mL of 0.250 M H3PO4
how thick of a veneer is required if some of the water from the meteorite dissociates and the resulting oxygen is used to oxidize one third of Fe+2 in the outer 800 km of the 6000 km proto earth to Fe3+?
An unknown salt is either NaCN, NaC2H3O2, NaF, NaCl, or NaOCl. When 0.100 mol of the salt is dissolved in 1.00 L of solution, the pH of the solution is 8.07. What is the identity of the salt
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