Chemistry, 08.06.2021 20:50 adhanom1271
There is unknown volume of gas held at a temperature of 115K in a container with a pressure of 60.0 atm. If increasing the temperature to 225K and decreasing the pressure to 30.0 atm causes the volume of the gas to be 29.0 liters, how many liters of gas was in the container to start?
Answers: 3
Chemistry, 21.06.2019 22:30
For the following, determine the type of reaction and then give products.
Answers: 2
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 15:00
Which of the following is the correct formula for copper (i) sulfate trihydrate? cuso4 ยท 3h2o cuso4(h2o)3 cu2so4(h2o)3 cu2so4 ยท 3h2o
Answers: 1
Chemistry, 22.06.2019 17:50
Cryolite, na3alf6(s), an ore used in the production of aluminum, can be synthesized using aluminum oxide. start this question by first balance the chemical equation.1.) balance the equation: - alo3(s)+naoh(l)+hf(> na3alf6+h2o(g). 2.) if 17.5 kilograms of al2o3(s), 51.4 kilograms of naoh(l), and 51.4 kilograms of hf(g) react completely, how many kilograms of cryolite will be produced? 3.)which reactants will be in excess, (al2o3, naoh, or hf) 4.)what is the total mass of the excess reactants left over after the reaction is complete in kg?
Answers: 2
There is unknown volume of gas held at a temperature of 115K in a container with a pressure of 60.0...
Mathematics, 07.07.2019 20:00
Health, 07.07.2019 20:00
English, 07.07.2019 20:00
History, 07.07.2019 20:00
History, 07.07.2019 20:00
Mathematics, 07.07.2019 20:00
Mathematics, 07.07.2019 20:00
English, 07.07.2019 20:00
History, 07.07.2019 20:00
Mathematics, 07.07.2019 20:00
English, 07.07.2019 20:00