Questions and answers by

1Jas

Questions (11)

How is an atom different from a molecule?An atom contains multiple molecules. A molecule contains multiple atoms. Atoms are the
1. 1 answer
2. 47 views
t takes the earth 24 h to complete a full rotation. It takes Mercury approximately 58 days, 15 h, and 30 min tocomplete a full
1. 1 answer
2. 83 views
It’s often hard to think of why inequalities might be useful in life. Actually, you probably use inequalities on a regular
1. 1 answer
2. 67 views
How do you know if a reaction is endothermic?
1. 1 answer
2. 42 views
What color do acids turn litmus paper?Responses red red pink pink blue blue yellow
1. 1 answer
2. 99 views
Which property do solutions with low pH values have?Responses turns litmus paper blue turns litmus paper blue feels slippery
1. 1 answer
2. 135 views
Which term do these characteristics describe?The substance is mixed uniformly throughout and each part of the substance contains
1. 1 answer
2. 84 views
Which choice can be classified as a pure substance?Responses iced tea iced tea pumpkin pie pumpkin pie salt water salt water
1. 1 answer
2. 91 views
What is a substance said to be if it evaporates easily?Responses changing pigmentation changing pigmentation volatile volatile
1. 1 answer
2. 56 views
What reaction would the chemical equation 2H2O→2H2+O2 represent?Responses formation of water formation of water replacement of
1. 1 answer
2. 72 views
What is true when a reaction has reached equilibrium?Responses The concentration of the reactants is changing. The concentration
1. 1 answer
2. 74 views