No, they do not. It is not true.
Answer:
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the color of the pH balance is dark blue
Explanation:
A pH indicator corresponds to a substance that measures the pH of the solution in question. in the case of neutral substance the color that the solution takes is dark blue, if it is acidic it turns pink or red and basic of a green tone. Some examples of indicators: phenolphthalein, bromophenol blue, methyl red, among others.
Answer:
A.
The sound is transmitted through water until it reaches the other whale.
Explanation:
When one whale makes a sound, the sound is transmitted through water until it reaches the other whale. The sound causes a ripple-like effect in the water, producing waves that travel in the water. The waves are heard in all directions. This is why humans can hear the sounds animals make underwater.
The purpose of an experiment is to determine if the hypothesis is correct or incorrect
<h3>What is an experiment?</h3>
An experiment is a research or test conducted in order to prove or disprove a hypothesis.
An experiment can also be done to answer a question.
A hypothesis is an answer provided to explain an observation without conducting tests to back up the explanation given.
Therefore, an experiment is aimed at determining if a hypothesis is correct or not.
Learn more about experiments at: brainly.com/question/17274244
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Answer:
Isotopes are atoms with the same number of protons, but different numbers of neutrons.
Explanation:
Ex.
Ne 20/10
Ne 21/10
Ne 22/10
*the number of protons in an atom must stay the same or the element itself will change drastically
