Amy C.

04/21/21

If 2.52g Al reacts with an excess of Fe2O3 and recover 3.89 of alumina, Al2O3, what is the percent yield?

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Answers •1

04/20/21

Pls help I'm stuck on this dumb Chem question

The reactants in an experimental reaction are: 4 moles of Al(NO3)3, and 9 moles of NaCl. The products from the reaction are NaNO3, and AlCl3. Find the maximum amount of AlCl3 that was produced in... more

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Chemistry Stoichiometry

04/19/21

How many grams of hydrogen gas will be produced from the reaction of zinc metal with 85 grams of hydrochloric acid

Very confused and teacher is not here

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Answers •2

English As A Second Language

04/19/21

Implied Main Idea

What is the implied main idea for: If you want to work as an emergency medical technician, you must get the proper training.You must be able to think clearly under pressure. It’s also... more

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Algebra 1

04/19/21

system of equation word problems

Molly's Custom Kitchen Supplies sells handmade forks and spoons. It costs the store $1.70 to buy the supplies to make a fork and $1.30 to buy the supplies to make a spoon. The store sells forks... more

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Chemistry

04/19/21

Can someone please check my answers to these Chemistry problems?

For the following questions, use the following: Phosphorus (P4) burns in Oxygen (O2) to form Diphosphorus Pentoxide.* The balanced equation for this reaction is _______.A. P4 + O2 → P2O5B. 2P4 +... more

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Algebra 1

04/19/21