Physics, 09.07.2019 03:30 magalya01

15.6 grams of lead(ii) nitrate is in a test tube. a 4.8-g sample of potassium iodide is an erlenmeyer flask. the substance in the test tube is poured into the erlenmeyer flask so that the two substances react. the mass of the erlenmeyer flask 115.6 grams. what is the mass of the combined products & erlenmeyer flask?

Answers: 1

Show answers

Another question on Physics

Physics, 21.06.2019 17:20

You have been called to testify as an expert witness in a trial involving a head-on collision. car a weighs 1515 lb and was traveling eastward. car b weighs 1125 lb and was traveling westward at 44.0 mph. the cars locked bumpers and slid eastward with their wheels locked for 22.5 ft before stopping. you have measured the coefficient of kinetic friction between the tires and the pavement to be 0.750 . how fast (in miles per hour) was car a traveling just before the collision? (this problem uses english units because they would be used in a u.s. legal proceeding.)

Answers: 3

Answer

Physics, 22.06.2019 14:00

Agraduated cylinder contains 63.0 ml of water. a piece of gold, which has a density of 19.3 g/ cm3, is added to the water and the volume goes up to 64.5 ml. calculate the mass in grams of the gold that was added to the water. explain how you got your answer.

Answers: 3

Answer

Physics, 22.06.2019 16:50

Which is an example of an exothermic process?

Answers: 2

Answer

Physics, 22.06.2019 22:30

Atennis player used a tennis racket to hit a tennis ball with a mass of 0.25 kg with a force of 5.25 newtons. how does the force the tennis racket exerted on the tennis ball compare with the force the tennis ball exerted on the tennis racket? a. the force of the tennis racket on the tennis ball is equal in magnitude and opposite in direction to the force the tennis ball exerted on the tennis racket. b. the force of the tennis racket on the tennis ball is equal in magnitude and in the same direction as the force the tennis ball exerted on the tennis racket. c. the force of the tennis racket on the tennis ball is less in magnitude and in the same direction as the force the tennis ball exerted on the tennis racket. d. the force of the tennis racket on the tennis ball is greater in magnitude and opposite in direction as the force the tennis ball exerted on the tennis racket.

Answers: 1

Answer

You know the right answer?

15.6 grams of lead(ii) nitrate is in a test tube. a 4.8-g sample of potassium iodide is an erlenmeye...

Questions

Physics, 28.06.2019 21:20

A560-g squirrel with a surface area of 930cm2 falls from a 5.0-m tree to the ground. estimate its terminal velocity. (use a drag coefficient for a hor...