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Elements and Compounds

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Holden Romaguera

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Cards in this guide (18)
The formula for the compound formed between potassium and the chlorate ion is

kclo3

In a single replacement reaction which element must be most active

the single element (for A+)

What is the molar mass of barium sulfate

233.4

The molar mass of aluminum chloride is

133 A+

Correct formula for a compound formed between calcium and phosphate

CaF2 is calcium fluoride...

ANS2:Ca3(PO4)2
The mass of one atom of potassium is

39.098 a.m.u

Yonas has 44.78 g of cupric sulfate How many moles does he have
By referring to the periodic chart indicate which is the mass number of copper

63.546

Blowing carbon dioxide gas into a solution of magnesium oxide will form what product

Magnesium Carbonate

Predict the most likely products formed from the reaction between calcium carbonate and sodium metal

Na2CO3 + Ca

The white powder used to line baseball football and soccer fields is a product of the reaction between calcium oxide and water What is the formula of this familiar powder

Ca(OH)2

Jessica's teacher has asked her to bring her 0.40 moles of sodium chloride to the laboratory She should bring approximately grams
What are the descriptions can a double replacement equation be recognized

Ab + xy ---> ay + xb

A baker uses the term one dozen to indicate a specific quantity 12 What quantity does the chemists term one mole indicate

6.02 x 10^23

Using the periodic chart indicate the most common charge of magnesium

1

Choose the product metal oxide plus nonmetal oxide æ

metal hydroxide

How do you find moles in iron

The molar mass of iron is 55,845 g.
Moles of iron = mass of iron/55,845

Choose the best definition of STP

a term that indicates a combined measurement of standard atmospheric pressure and room temperature. A+

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