Answer:
The second column on the periodic table of the chemical elements is collectively called the alkaline earth metal group: beryllium, magnesium, calcium, strontium, barium, and radium. Because the outer electron structure in all of these elements is similar, they all have somewhat similar chemical and physical properties.
Explanation:
It would be 35.8 Calories or calories. Not sure about that part. Hope this helps though.
Answer:
The first one is 425g of copper
Explanation: