Mr. Rutherford's chemistry class was collecting data in a neutralization study. Each group had 24 test tubes to check each day for one week. Students had to check to see whether the solution in each test tube was acidic, basic, or neutral. What would be the MOST efficient method for collecting this data and recording it for later analysis?

Which of the following best supports the concept that genetic information is passed on to offspring from both of their parents, not just one?

Inside a flashbulb, oxygen surrounds a thin coil of magnesium. when the flashbulb is set off, a chemical reaction takes place in which magnesium combines with oxygen to form magnesium oxide. which of the chemical equations matches the reaction above? a. mg + o2 mgo2 + energy b. 2mg + o mg2o + energy c. 2mg + o2 2mgo + energy d. mg + o mgo + energy

Which is true according to the law of conservation of energy