OPEN ENDED QUESTION List 4 things that can be used to scratch a mineral and
what they mean on the hardness scale
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Nonpoint source pollution is difficult to control because it

What mass of glucose is produced when 54g of water react with carbon dioxide

Drag the tiles to the correct locations. each tile can be used more than once, but not all tiles will be used. one or more locations will remain empty. nitrosyl fluoride has the chemical formula nof nitrogen has five valence electrons, oxygen has six, and fluorine has seven. complete the lewis structure for this covalent compound. f n = = = . : : 0 : reset next um. all rights reserved us 2