Ok they are both can formed by the same high pressure system . the heat waves are extended periods of above-normal temperatures . but the cold wave is an extended periods of below normal temperatures
Answer:
2 litres
Explanation:
find the details in the attached picture.
Answer:
Al will have 3 dots
S will have 6 dots
Explanation:
Al is in group 13 or roman nummeral 3 so it will have 3 dots. S is in group 16 or roman nummeral 6 so it will have 6 dots.