bamozer4005 bamozer4005
  • 21-01-2020
  • Chemistry
contestada

what are the four important steps needed to obtain accurate melting points on a mel-temp

Respuesta :

Manetho
Manetho Manetho
  • 22-01-2020

Explanation:

1) refine the specimen into fine powder 2) place the smallest amount you can see in the capillary tube 3) set the voltage to increase exponentially to 200 below the predicted temperature, then adjust so that the temperature rises to 20 per minute 4) report the temperature at which the liquid first appears and the temperature at which the last crystal disappears.

Answer Link

Otras preguntas

how does cliff collapse affect the environment
Write a paragraph explaining the effect of surface area on the rate of reaction. Also do he same for a catalyst. Mention the collision theory and draw diagrams
an isosceles triangle has 2 angles of 65*. what is the other angle?
Janet earns $300 per week plus a commission of 10% on all sales that she makes. Write a formula for E, Janet’s weekly earnings, in terms of s, her sales for the
Did Abraham Lincoln use a cane
how do we write 2.51 in expanded form and in word form
Why do you think the King Arthur legends have been so popular throughout history?
8p-3+(-3p)+8 what is it answer
what process was necessary to grow crops on a regular basis in  Mesopotamia
Help with number 3 Thank you