Physics, 21.08.2019 19:30 jordnnnn102
Platinum has a molar mass of 195 g/mol. if you have a ring that contains 2.3 g of platinum, how many moles does it contain? (a)0.012 mol (b) 85 mol (c)450 mol (d) 7.2 x 10^21 mol
Answers: 3
Physics, 22.06.2019 10:30
Avery long solenoid of inner radius 2.75 cm creates an oscillating magnetic field of the form = for this solenoid, =0.00425 t and =319 rad/s. (a)what is the maximum value of the induced electric field at a perpendicular distance 1.45 cm from the axis of the solenoid? (b) what is the maximum value of the inducted electric field at a point 5.85 cm perpendicular from the axis of the solenoid?
Answers: 1
Physics, 23.06.2019 00:20
Abeam of electrons moves at right angles to a magnetic field of 4.5 × 10-2 tesla. if the electrons have a velocity of 6.5 × 106 meters/second, what is the force acting on the electrons? the value of q = -1.6 × 10-19 coulombs.
Answers: 2
Physics, 23.06.2019 09:00
In this lab you will use a cart and track to explore various aspects of motion. you will measure and record the time it takes the cart to travel certain distances, and then complete some calculations. in the space below, write a scientific question that you will answer by doing this experiment.
Answers: 2
Physics, 23.06.2019 09:00
Why did thomson's results from experimenting with cathode rays cause a big change in specific thought about atoms ?
Answers: 2
Platinum has a molar mass of 195 g/mol. if you have a ring that contains 2.3 g of platinum, how many...
Mathematics, 16.03.2020 18:06
Computers and Technology, 16.03.2020 18:07
Mathematics, 16.03.2020 18:07
History, 16.03.2020 18:07
Mathematics, 16.03.2020 18:07
Chemistry, 16.03.2020 18:07