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zhuklara [117]
3 years ago
8

How do scientists test their ideas

Chemistry
2 answers:
blondinia [14]3 years ago
5 0

Answer:

They test it using the scientific method.

BigorU [14]3 years ago
5 0

By actually testing the ideas

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When a nonmetal bonds with a nonmetal it is a _ bond
Karolina [17]

It is a covalent bond

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3 years ago
Write the number in scientific nation form
Yuri [45]

Answer:

its already in scientific notation form however its ordinary or real form is -0.005682

Explanation:

scientific notation

when a number is expressed with some power of 10 multiplied by a number between 1 to 10 is called scientific notation

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2 years ago
Why are alkali metals so reactive?
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Explanation:

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8 0
2 years ago
Potassium (k combines with magnesium bromide (mgbr2 to form potassium bromide (kbr and magnesium (mg during a single replacement
Agata [3.3K]
In balancing reactions, the number of atoms on each side should be of equal number. It is the most important rule in reactions. Also, we should know the correct substances involved in the reaction. We do as follows:

2K + MgBr2 = 2KBr + Mg
5 0
3 years ago
Read 2 more answers
If you have 85g of sulfur dioxide at STP, how many moles do you have?
Step2247 [10]

Answer: 1.32

Explanation:

Given

85 gm of sulfur dioxide is present at STP

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The number of moles of sulfur dioxide is

\Rightarrow n=\dfrac{85}{64}\\\\\Rightarrow n=1.32\ \text{mol}

3 0
3 years ago
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