What is the name of the element with a valence electron configuration of 4s^2

Two students performed a titration to determine the concentration of a solution of hydroiodic acid (HI). They used a known solution of 0.100M potassium hydroxide (KOH) as the standard solution.

Sulfur dioxide reacts with chlorine to produce thionyl chloride (used as a drying agent for inorganic halides) and dichlorine oxide (used as a bleach for wood, pulp, and textiles). so2 (g) + 2cl2 (g) → socl2 (g) + cl2o (g) if 0.

Can certain electrons be shared between atoms

Hydrogen fluoride is used: A. in the manufacture of steel. B. in the synthesis of cryolite for aluminum production. C. as an oxidizing agent. D. as a disinfectant. E. as a mouthwash.

Name one gas that can form when the carbon in coal burns! And describe its harmful effects

Which of the following statement is not true? A) The sun is involved in producing tides B) There can be two high tides in one location during a single day C) Only the oceans have tides D) If there is a high tide, there will be a low tide

A solution which has a concentration that exceeds its predicted solubility at a certain temperature and pressure would be -

Convert 4.992*1010 g to each of the following units. B. Mg c. mg D. metric tons

The ideal gas law shows us how a gas will behave under many conditions. The formula is: P V = n R T Where P = pressure, V = volume, n = amount of the substance, R = ideal gas constant, and T = temperature.

The Suns ultraviolent Rays can cause skin damage including sunburn and even skin