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Chemistry

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Roxane Bode

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Cards in this guide (16)
What are the divisions within a shell called

The divisions within a shell are known as subshells.

What does the symbol PO-210 represent

The symbol Po-210 represents the isotope of Polonium with a mass number of 210.

Calculate the average atomic mass of an unknown element that has two naturally-occurring isotopes The first isotope occurs 75.47 percent of the time and has a mass of 248.7 amu The second isotope occu

the atomic mass is -(248.90)

By referring to the periodic chart indicate which is the mass number of copper

63.546

George intentionally threw a snowball directly at Chris The fact that the snowball will continue in the direction of Chris after leaving George's hand is an example of the snowball's

inertia

Classify this property as homogenous or heterogenous Click on the correct answer

homogeneous

Select the answer that correctly indicates the number of protons and electrons for this atom or ion Sulfide ion

16 protons and 18 electrons

How many protons neutrons and electrons will positive two ion of calcium have

20 protons and 18 electrons

The smallest part of matter that retains its own chemical properties are called

The smallest part of matter that retains its own chemical properties is called a(n) _______.

An atom.

Can you make a scene name from my name Elle

Elle Envy

Elle Ebonize

Elle Echo

Elle Electric

Edible Elle

Elle Execute

that's all i can come up with

Elleicous

What is the atomic number of this element of PB

The atomic number for the Element Lead is 82.

How many significant digits are in 1.076000

This number has seven significant digits.

What is the mass number of this element 82 pb

Mass number refers to a particular isotope of 82Pb.

How many electrons and protons lithium have

The element lithium has 3 protons and 3 electrons.

How many signoficant digits are in this number 74.30

There are 3

What's the adverb for deep

a word or an expression that modifies a verb, adjective, another adverb, determiner, clause, preposition, or sentence

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