Answer: Magnesium and Bromine/MgBr2 = Ionic compounds
Explanation: When atoms form together they can form between Ionic Compounds and molecules; this could depend on if they're joined by Covalent bonds as well because when atoms form with Covalent bonds, it forms Molecules.
Answer:
56.2
Explanation:
<u>mark</u><u> </u><u>me as</u><u> </u><u>BRAINLIEST</u><u> </u>
<u>follow me</u><u> </u>
<u>carry on</u><u> </u><u>learning</u><u> </u>
<u>100</u><u> </u><u>%</u><u>sure</u><u> </u>
Answer:
112.22 g
Explanation:
mass = no. of moles x atomic mass
From the periodic table, we can see the atomic mass of Ca is 40.078.
Therefore,
mass = 2.80 x 40.078
= 112.22g (corrected to 2 decimal places.)
Answer:
a number assigned to an element in chemical combination which represents the number of electrons lost (or gained, if the number is negative), by an atom of that element in the compound
Explanation:
sodium, magnesium, iron is zero.
I think it’s A I’m not 100% sure but I mean it’s worth a try
