Answer:
Altogether, 3 less than 5 times a number is 5n−3 .
Step-by-step explanation:
Answer: $20
Step-by-step explanation:
8 divided by 12 = .67
.67 times 30
Answer:
Barium, Strontium and Beryllium
Explanation:
There are 18 groups in the periodic table and the previous 3 all belong to the same group, group 2 the alkali metals
Silicon is group 14, the carbon group
Aluminum is in the boron group, group 13
Osminium is in the group 8 transition metals
Answer:
The number of protons is the answer