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Compare in your mind 3 different liquids: pure ethanol, a 50% ethanol/water mixture and a 50 % ethanol/methanol mixture. Rank these three liquids in order of increasing Ptotal when each liquid is in equilibrium with its vapor at 25ºC.
zinc reacts with aqueous sulfuric acid to form hydrogen gaszn s h2so4 aq znso4 aq h2 gin an experiment 201 ml of wet
Percent Chloride in the unknwon The student precipitated silver chloride as the final product. Upon weighing, she found the mass of silver chloride was 1.0922g. The orginal unknown chloride sample was 3.2432g. Calculate percent chloride in the unk..
Compute the final temperature of the solution assuming no heat lost to the surroundings .the solution has a specific heat capacity =4.18 J/°C·?
A solution is prepared by dissolving 28.0 g urea, (NH2)2CO, in 156.5 g water. Calculate the boiling point of the solution. Urea is a nonelectrolyte.
sodium carbonate na2co3 can be produced by heating sodium bicarbonate nahco3. a student heats 5.128 g sodium
if 6.73 g of NaCo3 is dissolved in enough water to make 250. mL of solution what is the molarity of the sodium carbonate ?
a mixture of three gases has a total of 756 mm Hg. If the pressure of nitrogen is 612 mm Hg and the pressure oxygen if 100 mm Hg, what is the pressure of the carbon dioxide gas in the mixture?
A gas of twice the molecular weight as CO2 will pass through a small hole how much faster than CO2
Complete and balance the following redox equation thatoccurs in acidic solution using the set of smallest whole-numbercoefficients. What is the sum of all the coefficients in the equation? PbO2(s) + Cl^- ? Pb^2+ + Cl2(g) (acidic solution).
during lab you measured the ph of common household items. write net broslashnsted equations that show the acidic or
Write the correct Lewis structure and describe the species geometry for polar HFCCHF.
Is it possible to convert Calcium Carbonate (CaCO3)into Calcium Oxide (CaO), mixing CaCO3 with water and vinegar and boiling this mixture?
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