Chemistry, 23.01.2021 01:00 Madisonk2980
2) A container has an unknown quantity of gas at a pressure of 61.6 kPa, a volume of 3.9 liters, and a temperature
of 90 °C, how many moles of gas do I have?
3) A container has 23 moles of gas in a container with a volume of 500 liters and at a temperature of 298 K, what
is the pressure inside the container?
4) A barrel has 19 moles of gas at a pressure of 20.5 atm and at a temperature of 25 °C, what is the volume of the
container that the gas is in?
Answers: 1
Chemistry, 22.06.2019 14:00
The content of manganese (mn) in steel was determined spectrophotometrically and with the use of the standard addition method. an unknown sample of mn from a digested steel sample gave an absorbance of 0.185 when analyzed spectrophotometrically. when 5.00 ml of solution containing 95.5 ppm mn was added to 50.0 ml of the unknown steel solution (digested sample), the absorbance was 0.248. calculate the concentration, in parts-per-million (ppm), of mn in the digested steel sample solution.
Answers: 3
Chemistry, 22.06.2019 19:20
Anyone who's in connections academy chemistry b have the factors that affect the rate of a reaction portfolio already done?
Answers: 3
2) A container has an unknown quantity of gas at a pressure of 61.6 kPa, a volume of 3.9 liters, and...
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