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Chemistry, 22.06.2019 02:40, gabrielolivas59
The difference between the atomic number of an element and the element’s atomic mass is the number of ions.
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What method(s) do plants use to obtain nitrogen? select all that apply. absorb it from the atmosphere use bacteria to convert nitrogen to usable form obtain usable nitrogen compounds from the soil absorb nitrogen from water taken in at the roots
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Chemistry, 22.06.2019 16:30, Kathryn014
4. a 20-kg child is tossed up into the air by her parent. the child is 2 meters off the ground traveling 5 m/s. circle one: ke / gpe / both show your work for finding the values of each type of energy the object has:
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Chemistry, 22.06.2019 17:40, adantrujillo1234
Areaction in which products can react to re-form reactants is
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What is the chemical formula for the conjugate acid of the base trimethylamine (ch3)3n?....
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