How do redox-reactions work when the gain or loss of electrons is unknown?

By which of the following features is Venus characterized? A. It is the nearest planet to the sun. B. It has a dense atmosphere of mostly carbon dioxide. C. It has a very thin atmosphere because of the solar wind. D. It is much larger than the Earth.

Which groups on the periodic table contains magnesium (Mg) ?

This element has 2 electrons it its outermost energy level and belongs to the 3rd period

The more of this an object has, the more force it takes to move it

what the new pressure in kpa of an empty 200 ml aerosol at room temperature 22C and 45 kps if it is thrown into an 800C fire and balloons in size to 1.50L?

A molecule from a new organism contains adenine, cytosine, guanine, and thymine. What molecules is being looked at?

In what pH range does phenol red change from yellow to pink

Given the generic chemical reaction below write the rate of the reaction

23 For a reaction at equilibrium, which change can increase the rates of the forward and reverse reactions?

If the formula for potassium chlorate is KClO3 and the formula for magnesium fluoride is MgF2, then what isthe formula for magnesium chlorate?