Convert the following to Kelvin
12) 0° C
13) -50° C
14) 90° C
15) -20° C

12) 273.15

13) 223.15

14) 363.15

15) 253.15

Explanation:

Formula:

_C+273.15=_K

water at room temperature is flowing through a pipe with pressure taps located 10 ft apart along one section of the pipe, which are connected to a mercury (s=13.6) manometer.

atomic mass = 39

number of neutrons = 20

number of protons= 19

electronic configuration = 1s2 2s2 2p6 3s2 3p6 4s1

the number of electron in first shell = 2

number of electrons in n=3 shell = 8