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Explain a sample of Zn(s) is reacted with HCl(aq) to form hydrogen gas. If the H2 gas bubbles out of aqueous solution as well as is collected in a 651.0mL container at 430.4 Torr and 25 C. explains how many grams of zinc reacted? Be sure to account for the vapor pressure of water in the collected gas sample.
Enter the correct numerical value to 1.0% precision. Express scientific notation like 4.294E-15
A student assay a solution of H3PO4 by titrating 20.00mL of the solution with .01020M NaOH. An endpoint at ph 5 was observed after 10.11 mL of NaOH had been added.
What is the pH of a solution prepared by adding 66.0 ml of 0.100 M HCl to 43.0 ml of 0.200 M NaOH
What is the balanced equation for the saponification of glyceryl trioloeate and sodium hydroxide
calculate the ph of a buffer solution obtained by mixing 400.0 ml of 0.200 m acetic acid solution and 100.0 ml of a
Calculate the temperature in (K) where the specific heat of carbon dioxide is 0.93 kJ/kg*K if the temperature dependence of the specific heat is given by
if 83.7 grams of aluminum al and 195.2 grams of sulfur s are put into a container and allowed to react according to the
Why would it be difficult to observe a positive Ceric Nitrate Teston an old bottle of a diet cola drink (Diet Cola if it contained hydrolyzed aspartame)? What indicates a positive test andwhat color is the starting solution from cola drinks
Calculate the degrees of unsaturation in a compound with the molecular formula C3H6 and draw two possible structures, including hydrogen atoms, for the formula.
How much energy is released per Kg of Dilithium formed? Mass of one atom of 6 Li is 6.015121 amu. Do not know where to start.
What is the pH when 25mL of .20M CH_3COOH has been titrated with 35mL of .10M NaOH
question when 15 ml of water at 21 c is combined with 11 ml of water at 63 c what is the final temperature of the
We titrated a 0.1033 M NaOH solution into an unknown concentration of a weak acid (25.00 mL). It also says the unknown acid will have a concentration of about 0.1 M.
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