Answer:
francium, caesium, helium
Answer:
Hello
Explanation:
Can you pls tell me which language is this.... Sorry... But pls tell me it in English
Answer:
the answer is 1- loses
Explanation:
When water freezes it gives up some of the water's energy.
Answer:
The answer is 33 .
Explanation:
The mass number of an atom is the atomic mass which consists of proton and neutron. This atom has 16 protons and 17 neutrons so it has a mass of 33 :
proton number + neutron number = nucleon number / atomic mass
16 + 17 = 33