What is the overall reaction order for the following rate law: rate = K [A]2 [B]

zero

first

second

third

What is the amount, in moles, of each elemental sample? a. 11.8 g Ar b. 3.55 g Zn c. 26.1 g Ta d. 0.211 g Li

What was the result of shining the flashlight through the diffraction grating compared to the laser? Explain this difference.

Why does the flask have to be closed during the water and alka seltzer reaction?

A 0.2000 g sample of a compound (vitamin C) composed of only C, H, and O is burned completely with excess O2. 0.2998 g of CO2 and 0.0819 g of H2O are produced. What is the empirical formula?

Which of the following body systems work together to get cells the nutrients they need to carry out cellular respiration?

What will happen if an electric current is flowing through a cord and a magnet is brought near the cord?

Lithium has two isotopes. Li-6 and Li-7. Li-6 mass = 6.015121amu Li-7 mass = 7.016003amu Lithium Mass = 6.94049amu What is percent abundance of Li-6? I know that there is an equation: 6.

Why does an apple fall toward the earth, instead of the earth moving toward the apple?

If the moles and temperature of a gas are held constant, the pressure of a gas doubles when: Volume is halved Volume is quadrupled Volume is doubled Volume is also held constant

The life function of transport in an organism directly involves those activities used to 1. absorb and distribute materials 2. obtain and hydrolyze materials 3. release energy from food 4. produce cellular waste product