Explain why the brightness of the light emitted by a flashlight decreases as the flashlight moves farther away from you

How many moles of tungsten atoms are in 4.8 x 1025 atoms of tungsten?

Due to the low specific heat capacity of water the temperature of water changes much more quickly than the temperature of land.

One of the following is not recommended for use of greenhouse crop fertilizer during the months of December through February the material is A. Ammonium sulfate B. Calcium nitrate C. Potassium nitrate D. monocalcium phosphate

What does MAD stand for in the disappearing spoon chapter 6

What could go wrong in a science lab?

Can anyone tell me how to balance chemical equations

Nomadic people received income from where

How many milliliters of 0.755 m h2so4 solution is needed to react with 55.0 ml of 2.50 m koh solution? given: 2 koh (aq) + h2so4 (aq) → 2 h2o (l) + k2so4 (aq) ?

Ammonia is among the top ten synthesized compounds. Its many uses include the manufacture of ammonium nitrate and other fertilizers. Ammonia decomposes at high temperatures. In an experiment to explore this behavior, 2.

How to seperate sand and water