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Author Archives: Anonymous

It takes 50. cal to raise the temperature of 10. g of water…

It takes 50. cal to raise the temperature of 10. g of water by 5.0 °C.  Specific Heat of water = 1 cal/g°C

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The correct name for the compound IF3 is

The correct name for the compound IF3 is

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Identify the noble gas in the following list. A) helium B) n…

Identify the noble gas in the following list. A) helium B) nitrogen C) oxygen D) gold

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Protons and electrons have opposite but equal charges.

Protons and electrons have opposite but equal charges.

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Water freezes at 100 °C.

Water freezes at 100 °C.

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The yellow-green color of chlorine is a chemical property.

The yellow-green color of chlorine is a chemical property.

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Isotopes have the same atomic number but different mass numb…

Isotopes have the same atomic number but different mass numbers.

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Write the correct name of the polyatomic ions with the formu…

Write the correct name of the polyatomic ions with the formulas given. NO3-[name1] CO32-[name2]

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Identify each of the following transformations as a chemical…

Identify each of the following transformations as a chemical or physical change: a nail rusting and baking a cake

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What is the name of Cr(NO3)3 ?

What is the name of Cr(NO3)3 ?

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