Chemistry
The solubility of CaSO4 is 0.209 g/100 mL of water at 30 degrees celsius. if 0.500 g CaSO4 is stirred overnight at 30 Degrees Celsius with 100.0 mL of water, a. How many grams of CaSO4 remain undissolved? b. Calculate the molarity of CaSO44 in solution
Chemistry
a 2.00 g sample of zinc was dissolved in 50.0 mL of 6.0 M HCL the final volume of solution was 50.2 mL... a. what was the concentration of Cl- after the zinc was dissolved?? b. what was the concentration of hydrogen ion after the zinc was dissolved??
Chemistry
assuming that each molecule contains one acidic hydrogen---that is, the formula is HCnHmOp? assumin gthat each molecule contains 2 acidic hydrogens---that is, the formula is H2CnHmOp??
Chemistry
By titration 24.68mL of 0.1017 M NaOH is required to neutralize 0.1482 g of an unknown organic acid. what is the formula mass of the acid?
Government
Im not asking for the answer im asking you to help me to understand what the question is asking for. If I could understand it from my book i would
Government
please help me with an explanation
Government
1. c 2.a 3.a
Government
Pluralists believe that the dominant player in American politics is (1 point) the president. groups. the government. rich individuals. the media. All of the following are generally more true of Americans than Europeans EXCEPT (1 point) they volunteer more time to their communi...
Physics
A cannonball is fired with a velocity of 200 m/s at an angle of 25 degrees above the ground. After the total flight of 45.6 seconds, the cannonball returns to the ground. Calculate: the initial horizontal and vertical components of the velocity, the maximum height of the canno...
Physics
A car of mass 1396 kg is parked on a very slippery hillside.To keep it from sliding down the hill (è = 15°), the owner attaches a cable. What is the tension in the cable?Determine the components of all the forces on the car along the coordinate axes.
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