Which one of the following statements is correct?

A. An electron is much larger than an atom.

B. An electron has a neutral electrical charge.

C. An electron is located in the nucleus of an atom.

D. An electron has a negative electrical charge

In full detail, explain what happens during the electrolysis of a NaCl brine? Be sure to identify what is being oxidized and what is being reduced (2). Identify where in the cell the reactions are taking place (2).

At home, Helena is cooking with butter and lard. While the fats sit on the counter, she notices that the butter begins to melt, but the lard doesn't. Based on what she knows about fats, which product most likely contains the most hydrogen atoms

Where can you find the information needed to change grams of a substance to moles? A. coefficients B. oxidation numbers C. electronegativity values D. periodic table E. diagonal rule

Cinnabar is an ore of mercury that contains only Hg and S. When a 0.350 g sample of cinnabar is heated in oxygen, the ore decomposes completely to yield 0.302 g Hg metal. What is the empirical formula of cinnabar?

What is the mass of 0.7891 mol of ferric oxide (Fe2O3) ?

What is the difference between an organic and inorganic molecule

The variable that you plan to change during the course of an experiment is?

It is often necessary to prepare a dilute solution from a more concentrated solution rather than starting from a solid and just dissolving it then adding water. This technique is called serial dilution.

Zinc metal reacts With hydrochloric

In the equation: 23491Pa → 234 92U + X The X represents a