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Goblin
ChemistryChemistry
Isopropanol major species present when dissolved in water
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Natasha
ChemistryChemistry
What type of substance is dirt?!
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Johanna Humphrey
ChemistryChemistry
Explain why there are more substances on Earth than are listed on the periodic table of elements.
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Kash Wilson
ChemistryChemistry
Arrange the following alkyl bromides in order from most reactive to least reactive in an SN2 reaction: 1-bromo-2-methylbutane, 1-bromo-3-methylbutane, 2-bromo-2-methylbutane, and 1-bromopentane.

Rank the alkyl bromides from most reactive to least reactive. To rank items as equivalent, overlap them.

And what makes an alkyl bromide more reactive in this case?
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Blaine Woodward
ChemistryChemistry
Which of these is an example of a physical change

A. breaking Bread

B. baking Bread

C. digesting Bread

D. toasting Bread
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Marianna Arias
ChemistryChemistry
Who made the idea that as you go down the periodic table the atomic radius increases and the first ionization energy decreases?
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Abbey Frey
ChemistryChemistry
A chemist uses benzene, a chemical made from oil, to make a new type of plastic. what type of chemist is she?
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Brynn Werner
ChemistryChemistry
Why do we ignore noble gases usually when we discuss electronegativity values?
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Karlie Becker
ChemistryChemistry
What is (9c/-9) / -3 in simplified form
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Kole Wolfe
ChemistryChemistry
Which is not true of the standard conditions for electrochemical cell measurements?

Gases are at 1 bar pressure.

Liquids are in the pure state.

Solids are in the pure state.

Solutes are at 1.0 M concentration.

The cell voltage is always positive.
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Nathanael Garrison
ChemistryChemistry
When a solid is formed from the combination of two solutions of ionic compounds it is called?
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Isaiah Gonzalez
ChemistryChemistry
Type in the correct number for each question in the text box provided. Consider the synthesis of one molecule of glucose. How many molecules of ATP are required? How many molecules of NADPH are required? How many turns of the Calvin cycle are required?
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Anya Sherman
ChemistryChemistry
A particular yeast ferments glucose (c6h12o6; molar mass = 180.2 g/mol) and generates ethanol (c2h5oh; molar mass = 46.07 g/mol) with an 87% yield. what mass of glucose is required to produce 475 g of ethanol by this process?
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Jaydon Pace
ChemistryChemistry
You purchase several rolls of fiberglass insulation and pay extra for installation. Have you purchased a product or a service?
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Kendall
ChemistryChemistry
What organelle does the process of cellular respiration?
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