A student prepared a stock solution by dissolving 10.0g of KOH in water to make 150. mL of solution. She then took 15.0 mL of the stock solution and diluted it with enough water to make 65.0 mL of a final solution. What is the concentration of KOH for the final solution
In the circuit sketched in the figure, C_1 = and C_2 = . What must be the capacitance C_x if the ratio V_0/V_1 is to be ? (V_1 is the voltage across capacitor C_1.)
Why do organic fruits and vegetables cost more than “normal” fruits and vegetables? explain in details please
A commercial white vinegar solution is 5.0% by mass acetic acid in an aqueous solution with density 1.01 g/mL Calculate the molar (mol/L0 concentration of the vinegar.
Locate the following metals on the periodic table: Magnesium, Potassium, and Sodium. Rank these metals in order of their expected from most active to least active.
To what volume must 518 mL of 13 MCa(OH)2 solution be diluted to make a 3 MCa(OH)2 solution?
2) O 3) F 4) C 8. how many replaceable hydrogen s in H3PO4? 9.what is meant by molality? 10. what are the units of Concentration?
how much work is done in lifting a 2kg box to a shelf 1.7m above the floor?
what is stable electronic configuration of Chromium?
1.whats id the first man made element in periodic table?
