How to balance a chemical equations

Explain why there is a greater increase in effective nuclear charge from left to right across a period than there is for top to bottom in a group.

30,434 and 43,403 alike and difrente

Reuptake is the sending neuron's process of recycling neurotransmitters, true or false?

Will kilogram of hydrogen contain more atoms than kilogram of lead? explain.

Is the polar head of a soap molecule more attracted to calcium or sodium ions?

No. Of particles in H2SO4 in which 8grams oxygen is present?

Michael mixes two chemicals together in a beaker. The chemicals change color, and the beaker heats up quickly. What kind of change most likely occurred? A chemical change occurred. Only a physical change occurred. A mixture formed.

What is the Molar mass of Na3P

For each of the following sets of elements, circle the element expected to be most electronegative and draw a box which is expected to be least electronegative. K, Sc, Ca

Dissolving brass requires an oxidizing acid such as concentrated nitric acid. Nitrogen dioxide is produced as a byproduct in this reaction.