Chemistry, 11.11.2020 21:40 thatkiddarius539
Which of the following is a chemical change to matter by the digestive system?
Select one:
food is mixed together
bonds of large molecules break to form smaller molecules
food is broken into smaller pieces
nutrients and water are absorbed
Answers: 1
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If oil spills continue, all of the following should be expected except (2 points) death of aquatic life. polluted groundwater. decreased soil productivity. increased global temperatures.
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How might this scientific phenomena be explained? a paper clip floats on water.
Answers: 1
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At the current rate, a graph of carbon dioxide produced by fossil fuels over time would slope upward slope downward be horizontal be vertical
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Based on the formulas, select the compounds below that are covalent: kbr sif4 al2o3 co2 naco3 s7o2 pcl3 fe3n2 h2o s2f10
Answers: 3
Which of the following is a chemical change to matter by the digestive system?
Select one:
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