3 years ago

Gases can be defined by the following statement:

Chemistry

1 answer:

lyudmila [28]3 years ago

4 0

All of the above

i hope you have a good day!

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For the main group elements( excluding the transition elements) , is it necessary to memorize the type of ion each element makes

ella [17]

You can predict it based of the electronegativity

7 0

3 years ago

Name or write the formula for the following polyatomic ions

Delvig [45]

Answer:

Name Formula

nitrite ion NO2−

permanganate ion MnO4−

phosphate ion PO43−

hydrogen phosphate ion HPO42−

Explanation:

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3 years ago

What is true of tectonic plates?

kupik [55]

Answer:

Plate tectonics is the theory that Earth's outer shell is divided into several plates that glide over the mantle, the rocky inner layer above the core. The plates act like a hard and rigid shell compared to Earth's mantle. ... The lithosphere includes the crust and outer part of the mantle.

Explanation:

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3 years ago

A specific brand of gourmet chocolate candy contains 7.00 g of dietary fat in each 22.7-gpiece. How many kilograms of dietary fa

Genrish500 [490]

Answer: 0.14 kg

Explanation:

Gourmet chocolate candy contains 7.00 g of dietary fat in each 22.7-g piece

That is 1 piece of candy weighs 22.7 g and contains 7.00 g of dietary fat

Converting the mass in pounds to kg

1 lb = 0.45 kg = 450 grams (1kg=1000g)

Number of pieces = $\frac{450}{22.7g}=20pieces$