What causes the arrows to move in this direction? Earth rotating air moving to the poles Earth's equator wind moving over short distances

Is the reaction first order or second order with respect to the concentration of no2?

A chemist attempts to separate barium ions from lead ions by using the sulfate ion as a precipitating agent. the ksp values of baso4 and pbso4 are 1.1 * 10-10 and 1.6 * 10-8, respectively.

How many grams of naoh are needed to prepare 250ml of 0.205 m naoh?

How is fusion different than fission?

A gas mixture is made by combining 8.2 g each of ar, ne, and an unknown diatomic gas. at stp, the mixture occupies a volume of 19.44 l. what is the molar mass of the unknown gas

The four elements comprising over 90 of living matter are

Consider the gas-phase reaction, n2 (g) + 3 h2 (g) 2 nh3 (g), for which kp = 43 at 400 k. if the mixture is analyzed and found to contain 2.0 bar of n2, 2.0 bar of h2 and 27.0 bar of nh3, describe the situation:

How many moles of ions are in 285 ml of 0.0150 m mgcl2?

Given: logK=nE∘0.0592 What is the value K for this redox reaction? Zn2 + (aq) + 2 Cl - (aq) → Zn (s) + Cl2 ( g. Ecell = - 2.12 V

What is 350 kelvin on the Celsius scale of temperature?