If a 1 kilogram ball is accelerating at 5m/s what force is being applied to it

Which of the following statements is TRUE? A. The entropy of a system always decreases for a spontaneous process. B. A spontaneous reaction is always a fast reaction. C. Perpetual motion machines are a possibility in the near future. D.

What is the molarity of a solution made by adding 1.300 g of NaOH to a 250-mL volumetric flask and diluting to the mark?

Classify the following bonds as ionic, polar covalent, or nonpolar covalent, and explain: (a) the PCl bond in PC13, (b) the CS bond in CS2, (c) the CH bond in CH4, (d) the AlF bond in AlF3.

When a quantity of electricity is converted to heat, what is the heat energy produced measured in

How many hydrogen atoms are in the following molecule of ammonium sulfide? (NH4) 2S

Balance the following chemical equation: / text{CH}_ 4 + CH 4 + start text, C, H, end text, start subscript, 4, end subscript, plus / text{O}_ 2 / rightarrow 2 →start text, O, end text, start subscript, 2, end subscript, right arrow / text{CO}_2 +

How did the invention of the spectroscope in 1859 change the science of chemistry

Will zinc and sodium carbonate react?

What fraction of carbon 14 remains in an animal frozen in a glacier 18000 years ago?

How do you convert the number of molecules of a substance to the number of moles? a. add Avogardo's number b. subtract Avogardo's number c. multiply Avogardo's number d. devide Avogardo's number