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Helen [10]
3 years ago
9

A student conducts an experiment to determine how the temperature of water affects the time for sugar to dissolve. In each trial

, the
student uses a different amount of water and a different temperature of water.
What is wrong with this experimental design?
Chemistry
1 answer:
V125BC [204]3 years ago
8 0

The fact that the student used different amount of water (another independent variable) is wrong with the experimental design

WHAT ARE THE COMPONENTS OF AN EXPERIMENT?

  • An experiment aims at solving a scientific problem or answering a scientific question. An experiment should contain a variable being changed called INDEPENDENT VARIABLE and a variable being measured called DEPENDENT VARIABLE.

  • In an ideal experiment, only one independent variable should be used while every other variable should be kept constant. This is done so as not to affect the result of the experiment.

In the experiment conducted by the student in this question, two independent variables were used i.e. the different amount of water and the different temperatures. This is what is wrong about the experimental design.

  • In a nutshell, the fact that two independent variables were used by the student is what is wrong about the experimental design.

Learn more at: brainly.com/question/967776

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Answer:

The Law of Conservation of Mass dates from Antoine Lavoisier's 1789 discovery that mass is neither created nor destroyed in chemical reactions. In other words, the mass of any one element at the beginning of a reaction will equal the mass of that element at the end of the reaction.

Explanation:

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A car gets 28.0 miles/gallon of gas on the highway. What is this in<br> km/L?
lys-0071 [83]

Answer:

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Explanation:

Given that,

A car gets 28.0 miles/gallon of gas on the highway.

We need to find the volume into km/L

We know that,

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So,

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Hence, the car get 11.905 km/L of the gas.

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3 years ago
Determine whether each statement is a description of a physical property or a chemical property. Please check the box that appli
aleksklad [387]
Conductivity is a physical property

Odor is also a physical property
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2.0g divided by 34.0 g times 100% equals what?
Lubov Fominskaja [6]

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I tried my best, I hope this helps!

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What best describes why hair gel is considered a noncrystalline solid?
ad-work [718]

Given what we know, we can confirm that hair gel is considered a noncrystalline solid due to Atoms in the hair gel having no particular order or pattern.

<h3>What is a noncrystalline solid?</h3>
  • This is a solid whose atoms are amorphous.
  • What this means is that the atoms lack a specific order like most solids.
  • The most common example of this is glass.

Therefore, given the definition of a noncrystalline solid as a solid whose atoms lack a specified order, we can confirm that the second option which states that "Atoms in the hair gel having no particular order or pattern" is correct.

To learn more about Atoms visit:

brainly.com/question/13981855?referrer=searchResults

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