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According to the solubility rule, silver will precipitate with SO42- but doing my lab i found no precipitation when i added AgNO3 with Na2SO4. why is that?
Consider the reaction 2KClO_3(s)\rightarrow 2 KCl(s)+3O_2(g) and the following table of values: Substance Delta G (kJ/mol) KClO_3(s) -296.3 KCl(s) -409.2 O_2(g) 0 State whether it would be worthwhile to investigate finding a catalyst to use in thi..
A 48.1 mL sample of gas in a cylinder equipped with a piston is warmed from 22 degrees C to 90 degrees C. what is the volume at final temperature?
A 1.00 L balloon filled with nitrogen at 25 ° C and 765.3 torr is moved to a closed vessel with the pressure now at 659.3 torr and temperature 25 ° C.
Nitrogen and hydrogen gases are combined at high temperatures and pressures to produce ammonia, NH3. If 104.7 g of N2 are reacted with excess H2, how many moles of NH3 will be formed?
Calculate the concentration of all ionic species at equilibrium after adding 1 g sodium acetate to 0.1 L of a 0.1 M solution of acetic acid. Assume volume stays constant and conditions are at standard state
What is the density of lead if a rectangular bar measuring 0.500 in height, 1.55 in width, and 25.00 in length has a mass of 220.9g.
What is the pressure in psi for a pressure head of 46.2 feet? What is the pressure in psi for a pressure reading, in psi, at the bottom of a 30 feet high reservoir, which has a diameter of 50 feet?
Suppose your thermometer read consistently 1.0 o C lowered throughout both parts in the colligative properties lab. What effect would that have on your experimental value for the molar mass of your unknown solute?
Perform a degree of freedom analysis and show that all of the unknowns can be solved.
a balloon has a volume of 1.20 L at 24 degrees C. the balloon is heated to 48 degrees C. calculate the new volume of the balloon.
Multiple choice questions in organic chemistry - Which of the following statements are true about the processes of melting and freezing?
How many moles of CS_2 are produced if 6.85 mol C and 2.95 mol SO_2 are reacted together
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