a chemist burns 100.0 g of chromium in excess oxygen. there's only one product, and it has a mass of 192.31 g. what is the empirical formula of the product?

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What is the indicator of the number of ions in solution? the amount of conductivity the amount of precipitate the amount of solute added

Substance 33°f 100°f peanut oil solid liquid margarine solid liquid chocolate chips solid liquid which conclusion fits the data in the table? a. heat chemically changes chocolate and margarine. b. all solids become liquid at 100°f. c. removing heat from a substance it to melt. d. matter may change shape when it is heated.