The atom has 7 neutrons and 8 protons....
because the positively charged particles are the protons ...and 8 is also the atomic number ...so number of neutrons can be calculated by subtracting atomic number from the mass number...which gives us the neutrons 7 ...
Answer:
A compound
Explanation:
A compound is formed when two elements combine together. Both sodium and fluorine are elements. These elements combine via the process of chemical bonding.
In this case, an ionic bond is formed between sodium and fluorine, this leads to the emergence of the compound sodium chloride, hence the answer above.
Answer:1.188
⋅
10
5
1.188 Times 10 to the fifth power
Explanation:
Answer:
I believe the answer is II and III
Explanation:
I'm not sure if III is right cause I cannot read the last word but I think it's OK.
Hope this helped :)
Answer:
scientists are uncertain of how long the resources will last.
Explanation:
It is hard to estimate how long certain natural resources will last because they are dependent upon the rate of consumption and other factors. There are many fields of studies going into alternative energy. Since the technology needed for some of these ideas will take time to be developed, alternative sources of energy must be found before the resources we already have run out.