How to prove that NaCl is homogeneous mixture.

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?