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Which device is used to determine the volume of a liquid?
high turbidity levels in the lake
graduated cylinder
Some of the atoms during the reaction changed to a different kind of atom
The number of salt-tolerant organisms would increase, and the number of salt-intolerant organisms would decrease.
report to the teacher
burning coal
air
The mass of the atoms in the reactant equals the mass of the atoms in the products.
Which is a compound? A sodium B sugar C nitrogen D air
high turbidity levels in the lake
graduated cylinder
Some of the atoms during the reaction changed to a different kind of atom
The number of salt-tolerant organisms would increase, and the number of salt-intolerant organisms would decrease.
report to the teacher
burning coal
air
The mass of the atoms in the reactant equals the mass of the atoms in the products.
Which would indicate the water in a lake is not safe for drinking?
high turbidity levels in the lake
graduated cylinder
Some of the atoms during the reaction changed to a different kind of atom
The number of salt-tolerant organisms would increase, and the number of salt-intolerant organisms would decrease.
report to the teacher
burning coal
air
The mass of the atoms in the reactant equals the mass of the atoms in the products.
How would a large increase in the salinity of an estuary most likely affect the ecosystem of the estuary?
high turbidity levels in the lake
graduated cylinder
Some of the atoms during the reaction changed to a different kind of atom
The number of salt-tolerant organisms would increase, and the number of salt-intolerant organisms would decrease.
report to the teacher
burning coal
air
The mass of the atoms in the reactant equals the mass of the atoms in the products.
This is a chemical reaction for the decomposition of carbonic acid into water and carbon dioxide. H2CO3 → H2O + CO2 How does the reaction support the Law of Conservation of Mass?
high turbidity levels in the lake
graduated cylinder
Some of the atoms during the reaction changed to a different kind of atom
The number of salt-tolerant organisms would increase, and the number of salt-intolerant organisms would decrease.
report to the teacher
burning coal
air
The mass of the atoms in the reactant equals the mass of the atoms in the products.
Which best describes a method of obtaining energy that may cause changes in water temperature and harm to fish populations?
high turbidity levels in the lake
graduated cylinder
Some of the atoms during the reaction changed to a different kind of atom
The number of salt-tolerant organisms would increase, and the number of salt-intolerant organisms would decrease.
report to the teacher
burning coal
air
The mass of the atoms in the reactant equals the mass of the atoms in the products.
What is the first thing a student should do if an accident happens during a science experiment?
high turbidity levels in the lake
graduated cylinder
Some of the atoms during the reaction changed to a different kind of atom
The number of salt-tolerant organisms would increase, and the number of salt-intolerant organisms would decrease.
report to the teacher
burning coal
air
The mass of the atoms in the reactant equals the mass of the atoms in the products.
Two different liquids are poured together in an open container. Bubbles begin to form. After the bubbling stops, it is determined that the total weight of the two liquids is less than before they were poured together. Which best describes this observ
high turbidity levels in the lake
graduated cylinder
Some of the atoms during the reaction changed to a different kind of atom
The number of salt-tolerant organisms would increase, and the number of salt-intolerant organisms would decrease.
report to the teacher
burning coal
air
The mass of the atoms in the reactant equals the mass of the atoms in the products.
Check it!