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larisa [96]
4 years ago
15

"Exhaled air containing __________ bubbles into water and reacts with water to produce carbonic acid. This will cause the soluti

on to turn ___________."
Biology
1 answer:
Lera25 [3.4K]4 years ago
4 0

Answer: Exhaled air containing Carbon dioxide bubbles react with water to form carbonic acid . The solution turn acidic and turn from green to yellow.

Explanation:

Exhaled carbondioxide bubbles reacts with water to form carbonic acid, the solution will turn acidic. Carbonic acid is a weak acid that decrease pH. An indicator of it shows that the solution turns from green to yellow.

Co2+ H2O= H2Co3.

The solution then dissociate to give H ion and hydrogen carbonates ion.

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A German company specializes in building laboratory rooms for handling dangerous viruses and bacteria. Each room is designed to
Elina [12.6K]

Answer:

The type of layout that would be used to construct such rooms is:

fixed-position layout.

Explanation:

With this type of layout, the life support systems for each room will not be moved from one room to the next.  Each room will have its own specialized equipment and systems so that only the workers and some test materials will be moving into and out of the separate rooms.  There are other types of layout, including hybrid, process, and product layouts.  Fixed-position layouts are more appropriate for systems and equipment that are too large or too heavy to move or require separate use to reduce contamination.

8 0
3 years ago
Most infants are physically ready to start eating solid foods when they
xeze [42]
The correct answer is A.
The official guidelines from doctors state that infants should start consuming solid food after the age of six months. In order for the infants to be safe and healthy, they need to be able to sit up, support their back and chew safely before being given solid food. 

3 0
3 years ago
Which is an example of kinetic energy?
Mkey [24]
A downhill skier traveling down a hill has a large amount of kinetic energy because of their mass and high velocity.
6 0
3 years ago
5.Each chemical element is made up of only one kind of *
krek1111 [17]
Each element is made of only one kind of atom
5 0
3 years ago
What is a good example of a response-based definition of stress?
TEA [102]

Answer:

What is a good example of a response-based definition of stress?

Bruce experiences stress because his heart rate increased when he noticed Jack had a knife.

Explanation:

Stress can have many different causes. In this case, it is produced by seeing danger in Jack by having a knife. His heart rate increases because this is a common response in stress, which would enable people to scape. It is important to control stress lebels.

A stressor is distinguished as a threat. If someone anticipates that it could lead to some kind of harm, loss, or other negative consequence. However, if you see the positive side and believe that it carries the potential for gain or personal growth, it would be appraised as a Challenge.

4 0
3 years ago
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