What 2 elements are in the same group or fmaily?

According to the law of Conservation of Mass, which of these statements are true?

When substances are combined to form a mixture, they

If you heart a liquid to determine the temperature at which it forms bubbles and changes to a gas, you are measuring

Elements in the same column of the periodic table have

Which of these is a physical change?

Which of the following statements about elements is FALSE?

Where are the metalloids located in the period table?

Which is always tru of a balanced chemical equation/

Which of these is NOT evidence that a chemical change may have taken place?

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