Physics, 25.06.2019 23:10, jordan495413
What is the best reason for a student to remove a dangling bracelet when heating test tubes of acidic solutions in a hot water bath in a chemistry lab? to avoid reactions of the metal with gases in the lab to reduce the risk of bums from heat conducted through the metal to minimize the chance the bracelet pulling over a test tube, causing a spill to prevent misreading the temperature of the bath on a thermometer
Answers: 1
Physics, 22.06.2019 06:00, ayoismeisalex
Imagine that someone pushes one marble toward a motionless marble. would there still be action-reaction forces involved in the collision? how might the marblesโ motions be changed? ?
Answers: 1
Physics, 22.06.2019 06:30, bluevibe
2kg of refrigerant 134a undergoes a polytropic process in a piston-cylinder assembly from an initial state of saturated vapor at 2 bar to a final state of 12 bar, 80 degree c. a)determine the work for the process in kj. b)sketch the process on a p-v diagram.
Answers: 2
What is the best reason for a student to remove a dangling bracelet when heating test tubes of acidi...
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