Please please help me!! It needs to be turned in in a few minutes!
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Chemistry, 30.04.2021 22:20 catherine51
Please please help me!! It needs to be turned in in a few minutes!
Answers: 1
Chemistry, 22.06.2019 03:00
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
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Express the following number in scientific notation. 0.026890 =
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Covalent compounds: mastery test select the correct answer what is formed when atoms join together with a covalent bond? a. an ion b. a molecule c. a neutral atom d. a noble gas
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