Answer:
In its stable molecular form, oxygen exists as two atoms and is written O2. to distinguish it from an atom of oxygen O, or ozone, a molecule of three oxygen atoms, O3. Even though each of these is all oxygen, combining atoms of the same element may give very different properties to the molecule.
Explanation:
Answer:
B). Bed sheets should be washed at least once a week to prevent an unhealthy buildup of bacteria.
Explanation:
As per the question, option B displays the best way to rewrite the given sentence as it is both grammatically and syntactically appropriate. It follows the grammatical structure as <u>the clause 'to prevent an unhealthy buildup of bacteria' is justly mentioned at the end of the sentence to reflect the purpose.</u> Therefore, the purpose of 'suggesting the washing of bed sheets once a week' is clearly demonstrated by the phrase 'to prevent an unhealthy build up of bacteria'. Thus, <u>option B</u> is the correct answer.
Answer:
Yes it's possible but It would sound better If you said, positive and negative emotions.
Explanation:
Desirable and undesirable can have conflicting meanings I.e desirable is what you like and undesirable is what you don't like but you can desire something negative or have something good that's undesirable to you.
The answer is most likely D
