shamsa11s shamsa11s

05-09-2020
Chemistry

contestada

Two colleagues are measuring the melting point of a substance. They observe two ranges of melting point, at 134-137 °C and 132-136 °C. What are the possible reasons that lead to two different values with exactly the same sample?

Respuesta :

gabriellasuarez35 gabriellasuarez35

05-09-2020

Explanation:

impurities affect both melting point and boiling point

in the case of melting point it lowers the melting point

so I guess one of the samples Ie contained impurities

Answer Link

Otras preguntas

How will I know which acid is more acidic?For example between B2O3, CO2, RbOwhich is more acidic? Is it something with the electronegativity?

(golden age of islam) A secondary source :_______________ A. is created by someone who experienced an event B. is created by someone who studied a time period C

y=-2/5x+8 convert into ax+by=c

A skier is trying to decide whether or not to buy a season ski pass. A daily pass costs $66. A season ski pass costs $400. The skier would have to rent skis wit

When sodium atoms (Na) and chlorine atoms (Cl) join to make sodium chloride, or table salt, they form an ionic bond. Using this information, which pair of eleme

please help!! answer the multiple choice portion as well as the short response please

Georgia asks her nutritionist about consuming fats in her diet. What is the MOST accurate advice for the nutritionist to offer Georgia? You should avoid all fat

Correct any errors in capitalization or punctuation. "You always know you've learned something well." Dana said, "when you can teach it to somebody else". "Yo

Deion is working two summer jobs, making $11 per hour babysitting and making $14 per hour tutoring. In a given week, he can work no more than 12 total hours and

Activity 2: Electric Circuit and Ohms Law Nonsense Answer will lead to me reporting you so please answer appropriately.