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Chemistry

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Ayden Metz

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3y ago
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Cards in this guide (15)
How many elements have been identified

118

How did Mendeleev arrange chemical elements

by atomic mass

Atoms have no overall electric charge

true

Where should all laboratory materials be returned

To their proper places.

What are the properties of an element more closely related to

its atomic number There are there properties of an element to mass. The three properties are density, melting and electrical.

Which type of decisions require the use of critical evaluation skills

Fuhk People Start Putting The Right Answers ! ! ! Ugh This Web Site is Wack !

What group of people was not welcome in science careers years ago

women and people of color

What kind of scientist is involved in research related to biological systems and human health

medical scientist

Is it true critical evaluation is helpful in many personal and societal decision-making processes

true

What term refers to a source of danger that poses a threat

A risk

Where would you find the safety symbol for fume safety

Not everything has a symbol for it. The concept of fume safety, if it is a concept, does not have a specific symbol.

What term best defines two or more atoms joined by a chemical bond-

The term that best defines two or more atoms joined by a chemical bond, is a covalent bond.

Policies that suppressed fires in the past are causing fires to be worse today

True

If you spill a chemical on yourself the first thing to do is tell the teacher

True

People from all backgrounds pursue careers in science

Sure, there's no restrictions on curiosity.

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