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zvonat [6]
3 years ago
11

Which of the following contains matter?

Chemistry
1 answer:
Tems11 [23]3 years ago
4 0
I think it would be D. atoms because they are very tiny but still take up space
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8 0
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True or false
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One brand of vinegar has a pH of 4.5. Another brand has a pH of 5.0. The equation for the pH of a substance is pH = –log[H+], wh
grigory [225]
[H+] in first brand:
4.5 = -log([H+])
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7 0
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When a glow stick is crushed and shaken, the two liquids mix and the stick glows.
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3 0
2 years ago
A certain ore is 37.3% nickel by mass how many kilograms of this ore would you need to dig up to have 10.0g of nickel
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