Answer:
0° Celsius
Explanation:
The thermometer shows 0° Celsius which corresponds to 32° F.
Answer:
Iodine, Silicon, Copper.
Explanation:
Iodine is an insulator, which doesn't conduct electricity. Silicon is a semiconductor. Copper is a conductor.
Answer:
the air will escape from the jar
Explanation:
Due to its low density air in the jar will be displaced and be replaced by water.
Answer:
1: 38
2: 39
3: 40
4: 41
Explanation:
The mass in amu is the weight of the neutrons and protons in the element. The mass number is the number neutrons and protons you have in an element. Both neutrons and protons have a weight of 1 amu. Since you can't have a decimal of a subatomic particle, you have to round to the nearest whole number.