Answer is 14 hope this helps
Answer:
Heating sample too rapidly may cause the thermometer reading to differ from the actual temperature of the heat source. Why is a finely powdered sample used in a melting point measurement? Particles may not pack well.
Step-by-step explanation:
I had An assignment question like this
Answer:
28
Step-by-step explanation:
10 - 12^2 ÷(-2)^3
PEMDAS
Exponents first
10-144÷(-8)
Then multiplication and division
10- (-18)
Then add and subtract
10+18
28
Since PQ is tangent to the circle, angle PQO is 90°.
Since the sum of angles of any triangle must be 180° we can say:
180-90-12=x thus:
x=78°
Answer:
idk
Step-by-step explanation: