What are the two general concepts involved in equilibrium?

Check all that apply.

1 sameness

2 rate constant

3 mass difference

4 changelessness

Which isotope has the greatest number of protons? A Pa-238 B U-240 C Np-238 D Pu-239

Is it likely that scientist can live outside of Earth for along period of time, with only sustaining themselves wtih oxygenfrom plants in which they carried with them to the outerjourney?

Which term is best defined as heat transfer that occurs when warm particles move in currents? A. evaporation B. convection C. conduction D. radiation

How many neutrons does Aluminum - 28 have?

If the initial temperature is 122 k, the final temperature is 53.3k, the temperature change is what?

The osmotic pressure is found to depend on the concentration of the solution. What way, directly or inversely

The following reaction was monitored as a function of time: AB-->A+B A plot of 1/AB versus time yields a straight line with slope 5.5 * 10^-2 (M? s) ^-1. What is the half-life when the initial concentration is 0.

The science student wants to find the mass of a wooden block. What is its appropriate name and use of the equipment

What should be done if a chemical is poured from an original container into another container not intended for immediate use?

Substances and mixtures are two types of___.