Answer:
True
Explanation:
Thermal expansion is the increase of volume due to increase in tempature so this statement would in fact be correct. Have a fantastic day!
Answer:
During __asexual________ reproduction, an identical copy of the parent is produced.
In the northern hemisphere, June 21st (summer solstice) has the longest daylight. I hope this helped! :-)
Answer:
Answer in explanation
Explanation:
a. Boron , element 5
Helium has 2 electrons, add to the other 3 to give 5.
Other group members are : Aluminum Al, Gallium Ga, Indium In , Thallium Tl and Nihonium Nh
b. Sulphur, element 16
Neon is 10 , add other 6 electrons to make 16
Other group members are: Oxygen O, selenium Se , Tellurium Te and Polonium Po
c. Lanthanum, element 57
Xenon is 54, add the other 3 electrons to give 57.
Other elements in group : Scandium Sc , Yttrium Y , Actinium Ac, Lutetium Lu and/or Lawrencium Lr
Aluminum's atomic number is 13 since there are 13 protons and electrons.