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Identify the element that has only one dark colored line in its absorption spectrum.
O Magnesium
0 Calcium
Sodium
Iron
Answers: 2
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Identify and describe the three ways that mutations affect organisms.
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Select the correct text in the passage. which sentences describe examples of sustainable living? i live in an old apartment building downtown, but my company is based in an office park on the outskirts of the city. i drive an old car that needs to be replaced. i plan to buy a hybrid for better gas mileage, but for now i am able to carpool with a couple of friends from work. the drive to the office park is about 45 minutes each way, but we do get to work in a modern building. the architects just received a leed certification for the design.
Answers: 3
Identify the element that has only one dark colored line in its absorption spectrum.
O Magnesium
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