Chemistry, 03.11.2021 03:00 mariahmimibrooks
What is evidence that a chemical change has happened? A. A substance changes into a new kind of substance. B. You observe a color change. O C. The amount of matter increases. D. The temperature of a substance increases or decreases.
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0.66y = 0.9x + 0.48 if y has a value of 108.45 what is the value of x?
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There is a single path for electrons. the current decreases when additional resistors are added. the current will be the same in each resistor. these statements best describe a(n) circuit.
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The number to the right of an element's symbol (ex. c-12) identifies the of an isotope.
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What is evidence that a chemical change has happened? A. A substance changes into a new kind of subs...
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