It rocks are always moving why aren't they considered living things

Which of the following changes has a decrease in entropy? A. N2O4 (g) yields 2NO2 (g) B. C2H5OH (l) + 3O2 (g) yields 2CO2 (g) + 3H2O (g) C. 3O2 (g) + 2KCl (s) yields 2KClO3 (s) D. H2O (l) yields H2O (g)

What is the charge of the nucleus in an atom of oxygen-17

Which of the following is not true of oseudoscience

In a hydrocarbon-based combustion reaction, what two molecules are most likely to be products? a. carbon dioxide and water b. sulfur dioxide and zinc oxide c. sulfur dioxide and cyclopentane d. carbon monoxide and hydroxide

1. Consider the reaction: N2 (g) + O2 (g)  2NO (g) + Cl2 (g) A reaction mixture at 400  C has the following composition: [NO] = 0.01 M, [N2] = 0.001 M, and [O2] = 0.001 M. (Kc = 0.0156 at 400  C).

The volume of 1 mole of o2 gas at T=273k P=1atm is? A 6.02 x 10^-23 ml B 760 L C 22.4 L D 2.24 L E 224 L

What is one way to tell that a solid has formed a solution with water?

The terms vitrification, oxidation, water smoking, and flashing are all associated with: Select one: Select one: a. spanning openings with bricks or other masonry units. b. cleaning bricks after masons install them. c.

In the reaction Mg+Cl2=MgCl2 what should be the coefficient for Cl2

A 25.0-g sample of barium reacted completely with water. What is the equation for the reaction? How many milliliters of dry H2 evolved from 21C and 748mmHg?