What is the name of the scientist who discovered the electron?

a. Niels Bohr

b. John Dalton

c. J. J. Thompson

d. Robert Millikan

Why is a drip irrigation system more sustainable than traditional spraying methods of irrigating crops? A. It leads to reduced river flow. B. It causes the water table to drop. C. It reduces pollution from runoff. D. It decreases water quality.

Can sound travel in places where there is no matter?

Different what of an element have different numbers of neutrons Ions Isotopes Compounds Molecules

if a balloon containing 12.2L of gas at 298K is heated so the balloon expands to 17.4L, what is the final temperature if the pressure remains constant?

and is laid down in layers through processes of

Why are there so many volcanoes in and around japan

A liquid fuel mixture contains 30.35% hexane (c6h14), 15.85% heptane (c7h16), and the rest octane (c8h18). what maximum mass of carbon dioxide is produced

What is the suns color

A container has a volume of 200 L at 0.94 atm and 25 C. The pressure changes to 1.00 atm and the temperature changes to 0 C. What is the new volume of the container

f litmus paper is dipped in an acidic solution and then in a basic one, what will happen? The paper will turn from blue to red. The paper will turn from red to clear. The paper will turn from blue to clear. The solution will turn from red to blue.