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Question- Calculate the mass of ferrous ammonium sulfate you would need to add to a 2.00 mL volumetric flask to make a solution that is 63 ppm in Fe.
Thank you! My final is tomorrow and I am in desperate need!
A helium-filled balloon has a volume of 2.75 L at 17 C. The volume of the balloon decreases to 2.36 L after it is placed outside on a cold day. What is the outside temperature in K?
How many moles of carbon monoxide react with 1 mole of oxygen gas according to the balanced chemical equation?
From the plots of the boiling point versus the volume of distillate in the simple distillation experiments, what can you conclude
either of these equations can be rearranged to obtain the other one so you need to learn only one of them. when the
synthesize 3-heptanone. Use proper reagents and justify your answer with proper arrow mechanisms
Carbon oxide (carbon (II) oxide) can be purified of oxygen impurities by having it react with cobalt (II) oxide. If the impure carbon oxide contains a volume of 1.5% oxygen, and if it reacts with cobalt (II) oxide at 250 °C and 500 kPa.
The average kinetic energy of the molecules in a gas sample depends only on the temperature, T. But given the same kinetic energies, a lighter molecule will move faster than a heavier molecule.
While the argon is released from the canister it expands to fill the wine bottle. Explain how many 750.0-mL wine bottles can be purged with the argon in the canister at a pressure of 1.04atm as well as a temperature of 304K
How many milliliters of 0.220M Na2S2O3 solution are needed for complete reaction with 2.401g of I2 according to the equation below. I2(aq)+2S2O3^2-(aq)------>S4O6^-2(aq)+2I-(aq)
0.8 moles of acetic acid (weak acid) is added to 1.25 liters of water and the pH is adjusted to 5.8. what is the concentration of acetate ion
An aqueous solution containing 21.6 mg of vasopressin in 100.0 mL of solution has an osmotic pressure at 25.0 oC of 3.70 mmHg. What is the molecular weight of the hormone?
Concentrated H2SO4 is 96% by weight H2SO4 and has a density of 1.84 gm/mL. Calculate the volume of concentrated H2SO4 acid required to make 150 mL of 4 M H2SO4.
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