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Nathalie Zavala
What statements applies to the horizontal rows or periods in the periodic table?
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Bella Moyer
What can scientists measure to provide evidence that electrons can move from one energy level to another?
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Belinda Cherry
What type of metal is not attracted to magnets?
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Keith Dunlap
How are microwaves produced?
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Kassidy Arias
Non metals are acidic in nature explain with an equation
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Alicia Skinner
How is law of conversation energy and mass similar
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Efrain Barker
Which expression represents the percent by mass of nitrogen in NH4NO3?
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Karlee Lyons
What is the molarity of 500 ml of a solution containing 85.0g AgNO3? A) 0.5 M B) 1.0 M C) 2.0 M D) 5.0 M
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Blossom
How can you tell if the content on a website is modified regularly?
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Brodie Vang
How many atoms are in 0.6 mol of iron?

1. 36.3 atoms

2. 1.08x10^23 atoms

3. 3.91x10^23 atoms

4. 9.26x10^23
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Ellis Ferrell
A = 6 is a solution to the inequality a > 6 true or false
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Braeden George
Refer to the example about diatomic gases A and B in the text to do problems 19 - 27. For 3 moles AA, how many moles of BB will be required? __ How many moles of product will be made? __ mol

answers should be 1, 2, or 3 for each blank
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Laurel Fuller
a drop of water weighing 0.48 g condenses on the surface of a 55-g block of aluminum that is initially at 25C. if the heat during condensation goes only toward heating the metal, what is the final temperature in celcius of he metal block? Specific heat capacity of aluminum is 0.903j/g C
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Ann Simpson
I add 3.20 moles of Cu to an excess of AgNO3. How many miles of silver are formed?
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Emma Frost
Which phrase describes two forms of solid carbon, diamond and graphite, at STP?

(1) the same crystal structure and the same properties

(2) the same crystal structure and different properties

(3) different crystal structures and the same properties

(4) different crystal structures and different properties
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