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3 years ago

HCl, HC2H3O2, and H2SO4 are examples of

1 answer:

5 0

First of all, it must be noted that all these substances presented above are examples of compounds it that they are made of one or more elements that are present in fixed ratios. Then, it may also be noted that all of them contain H (hydrogen), this type of substances are ACIDS.

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Question 8 (9 points) <br><br>Match the lab equipment with its purpose

Deffense [45]

Answer:

$\sf \boxed{4} \mapsto Pipet$

$\sf\boxed{7}\mapsto Test \:tube \: rack$

$\sf\boxed{3}\mapsto Test\: table$

$\sf\boxed{5}\mapsto Scoopula$

$\sf\boxed{1}\mapsto Graduated\: cylinder$

$\sf\boxed{9}\mapsto Bunsen \:burner$

$\sf\boxed{2}\mapsto Beaker$

$\sf \boxed{8}\mapsto Spot\: plate$

$\sf\boxed{6}\mapsto Goggles$

Explanation:

Pipet is used to dispense a very small amount of liquid.

Test tube rack is used to hold multiple test tubes at the same time.

Test Table is used to view chemical reactions or hold or heat small amounts of substance.

Scoopula is used to dispense chemicals from a larger container.

Graduated cylinder is used to measure volume very precisely.

Bunsen burner is used to heat objects.

Beaker is used to transport heat or store substance.

Spot plate is used to observe the color changes of small quantities of a reacting mixture.

Goggles are used to protect the eyes from flying objects or chemical splashes.

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7 0

3 years ago

Many people avoid processed food to eliminate unnecessary ingredients like food dyes and excess sodium from their diets. A study

kvv77 [185]

It should be the answer b but I’m not to sure

4 0

3 years ago

____________________ energy is the energy of movement.

neonofarm [45]

Thermal energy is the energy of movement.

7 0

3 years ago

Identify unit of measure would be most appropriate to measure the distance between two planets in our solar system

Damm [24]

The astronomical unit or also know as AU. Scientists use this because it’s convenient and easier to understand! Hope this helps ;)

3 0

4 years ago

Which material is likely to slow the<br> flow of electric charges the most? Explain.

AlladinOne [14]

Explanation:

Atoms of metals do not hold their electrons to themselves. Instead they allow them to float around them delocalised. This is important because it is this characteristic that allows metals to be good conductors of electricity since electrons are free to move around to carry a charge.

please mark it brainliest

5 0

3 years ago