Chemistry, 26.04.2021 01:00 snoodledoodlebop
As massas de um átomo do elemento A e do elemento B são respectivamente iguais a 2,33 x 10-²³ g e 16,6 x 10-²³ g. A massa de um mol do composto hipotético formado pela combinação desses dois elementos é aproximadamente (Número de Avogadro = 6,02 x 10²³ ):
Answers: 2
Chemistry, 22.06.2019 04:00
14. many depressants reduce small muscle control, making it harder for a. you to steer b. your mind to consider complex problems c. the eye to scan, focus, or stay still d. the kidneys to filter alcohol out of the bloodstream
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Chemistry, 22.06.2019 08:30
Sally is making a model of a magnesium atom with an atomic mass number of 24 for her chemistry class. she has foam balls for the protons, neutrons, and electrons. she has added 6 neutrons to her model so far. how many more neutrons does she need to add to complete her neutral atom of magnesium?
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Chemistry, 22.06.2019 11:50
The chemical bond connecting one nucleotide with the next one along the nucleic acid chain is called a
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As massas de um átomo do elemento A e do elemento B são respectivamente iguais a 2,33 x 10-²³ g e 16...
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