Which of the following is true if an atom has 8 protons, 8 electrons and 9 neutrons?

The atomic number of carbon is 6. how many electrons does it contain in its outer valence shell?

2. What kinds of elements generally form covalent compounds?

An electric generator coverts kinetic energy into what energy

Which atoms exist as diatomic molecules?

A solution is prepared by adding 500 ml of 0.3 m naclo to 500 ml of 0.4 m hclo. what is the ph of this solution?

A ratio wave travels 186,000 miles per second. How many kilometers will the wave travel in one microsecond? (1 mile=1.61 km)

Pb (BO2) 2 chemical name

What is Flocculation

What is the difference between a 1s orbital and a 2s orbital is that

Why should distilled water be used when conducting chemical tests? Select all that apply. O Distillation removes most chemicals present in tap water that could give us false results.