An electric current is passed through water and bubbles start forming. What is a logical conclusion for the bubbles? A) water is evaporating
B) The water had impurities
C) A physical changes occurred
D) Hydrogen and oxygen are being formed

Margaret wants to make an orange flavored drink by stirring powdered drink mix into a glass of water. she doesn't like drinks that have small clumps of powdered solid in them, so she wants the drink to be a perfect solution. what factors should margaret not consider when deciding how much powder to add to her glass of water?

Find the mass in grams of 1.37x1020 particles of h3po4

Amixture that has two or more substances that are spread out evenly is called a. compound b. heterogeneous c. substance d. homogeneous