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Q3: <img src="https://d2lvgg3v3hfg70.cloudfront.net/SM1025/.jpg" alt=" Why are
Q8: If two numbers are multiplied together, one
Q26: Which of these compounds is a strong
Q35: Give an example of an extensive property.
Q60: Which type of system may transfer energy,
Q63: _ is the number of waves passing
Q72: A piece of copper with a mass
Q81: The rusting of a piece of iron
Q107: Which of these elements has the greatest
Q114: Some molecules move with speeds approaching the