Answer:
OPTION A, Kelvin Thermometer is Incorrect
Explanation:
Now, if you consider best two out of three results, then celsius and Fahrenheit thermometers read the same value, meaning both are right.
1) K = °C + 273
K = 100°C + 273
k = 373°C
Kelvin Thermometer is Incorrect
2) 
when we have 212°F

which is correct
Given data
*The given 4th harmonic frequency is 31.5 Hz
The fundamental frequency is calculated as

Hence, the fundamental frequency is 7.875 Hz
The precipitate is the barium sulfate, or 3) BaSO4. This is because it is a solid (as seen by the (s)), unlike the other aqueous product. The fact that it is a solid means that it is insoluble in water and therefore a precipitate.
Hope this helps!
Answer:
180m
Explanation:
We can use the formula [ d = st ].
12 * 15 = 180m
Best of Luck!