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Questions in chemistry

📝 Answered - What do scientists do that is the basis for their investigation?

📝 Answered - What is the density of neon at room temperature?

📝 Answered - Is the formation of a limestone cave a physical change?

📝 Answered - Is a bugle energy or matter?

📝 Answered - What is the difference between a molecular formula and a molecular model?

📝 Answered - Consider three gases: Ar, SF6, and Cl2. If 50.0 grams of these gases are placed in each of three identical containers, which container will have the highest pressure? The volume and temperature of all three containers are the same.

📝 Answered - One side of a cube is 6 cm long and it weighs 220 g. What is the density of the cube?

📝 Answered - Why do most proteins require a near-neutral pH?

📝 Answered - What are the three steps scientists take to evaluate a scientific explanation?

📝 Answered - Summarize Rutherford's model of an atom, and explain how he developed this model based on the results of his famous gold-foil experiment.