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Zinc is placed in a solution of hydrochloric acid and bubbles form. What is the composition of the bubbles? Which element is oxidized and more reactive?
Method 3 of the lab, you titrate a solution of the product of the decomposition of baking soda with 1.00 M HCl(aq). For the product you have chosen in Part 1 of this problem, the unbalanced equation is:
considering the given equation cah2s 2h2ol caoh2aq 2h2g determine how many grams of cah2 are required to generate 145
A total of 2.00 \rm mol of a compound is allowed to react with water in a foam coffee cup and the reaction produces 106 g of solution. The reaction caused the temperature of the solution to rise from 21.0 to 24.7 ^\circ \rm C. What is the enthalpy..
the molecules water and methane have similar masses but methane changes from a gas to a liquid at -161 degrees celsius.
A man was accidentally stung by a bee. He was told to apply calamine at the point of sting on his neck. What was the importance of calamine. Write the equation for the reaction between bee sting and calamine.
what is the actual amount of magnesium oxide produced when excess carbon dioxide reacts with 42.8 grams of magnesium metal?
In the following reactions, decide which reactant is oxidized and which is reduced. Designate the oxidizing and the reducing agent
Consider the steel tank whose volume is 42.0 L and which contains oxygen gas at a pressure of 18,000 kPa at 23° C. What mass of oxygen does the tank contain?
Problem- In the photochemical decomposition of a certain cmpd, light intensity of 5.4 x 10^-6 einsteins s^-1 was employed. Assuming the most favorable conditions, estimate the time needed to decompose 1 mole of the compound.
N-t-Bu-BN-indole undergoes electrophilic aromatic substitution regioselectively at the 3-position. Draw an orbital bonding diagram for N-t-Bu-BN-indole. Show only the p-orbitals that overlap in the aromatic p-system. Which lone pairs must be inclu..
a chemist is commissioned to produce 50000 liters of 0.550 m aqueous phosphoric acid. the chemist can purchase solid
A 15-gram sample of neon is placed in a sealed container with a constant volume of 8.5 liters. If the temperature of the container is 27ºC, which of the following expressions gives the correct pressure of gas? The ideal gas constant, R, is 0.08 ..
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