In an experiment, a student needs to know the mass
the student use?
of four different object...
Chemistry, 26.04.2021 21:40 Ilovesnoopy69
In an experiment, a student needs to know the mass
the student use?
of four different objects: a shoe, piece of paper, book, and a tissue. Which of the following units of measurement should
Milligram
Ounce
Gram
Kilogram
Answers: 2
Chemistry, 21.06.2019 23:00
Select the correct answer. given: 2libr + ba → babr2 + 2li in this chemical reaction, 325 grams of barium (ba) react completely. how many moles of lithium (li) are produced? a. 1.18 mol b. 2.37 mol c. 4.73 mol d. 16.4 mol e. 32.9 mol
Answers: 2
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Zoe is investigating the composition of substance a, an unknown substance. using chemical processes, she analyzes substance a and determines it is composed of sodium, oxygen, and hydrogen atoms in a ratio of 1 : 1 : 1. what is substance a? a. a compound b. an element c. a heterogeneous mixture d. a homogeneous mixture
Answers: 1
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Answers: 1
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Answers: 3
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