Can someone please help mee(;´༎ຶٹ༎ຶ`)​

c. heat could easily travel through the molecules in the air and escape/enter the flask. removing the air slows down the heat transfer.  

helloi think dog cat bunny dog cat bunny dog cat bunny

while cooking a piece of 1/2 pound beef steak, a cast iron pan (2.4kg in weight) was heated 260 celsius.

1. a)c-14 has two more protons

2. d)they have different numbers of protons, neutrons, and valence electrons; they are all gases at room temperature.

3. c) iron and nickel.