Posts by myla
Total # Posts: 6
when an electric current is passed through water during the process of electrolysis, two gases are formed. One gas has the boiling point of -183 C and the other has a boiling point of -253 C. Has a physical change or a chemical change occurred? explain.
What cannot be separated into simpler substances by physical or mechanical methods such as filtering boiling or shifting
Is this for unit 3 lesson 7?
how many dimes and quarters does jill have if she has $9.90 in dimes and quarters and she has 3 times as many dimes as quarters?