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It is in the intention of grouping the substances (specially ions) when there may be a confusion in their chemical formulas if they haven't distinctly interpreted.
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∙ 11y ago
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Why do you put parentheses around a polyatomic ion?
You use parentheses to represent that a polyatomic ion is used more than once as a whole. For example Ba(NO2)2. It is NO2 that is used twice because Ba has a 2+ charge and NO2 has a -1 charge. So you need 2 NO2 to make the formula equal 0. So you use the parentheses to represent you are using 2 NO2
Why are parentheses used to write the formula for AlOH3?
Al(OH)3 Indicates that there are three OH groups per Al metal
What Average atomic mass is in parentheses?
For elements with no stable isotopes, the mass number of the isotope with the longest half-life is in parentheses.
When Average atomic mass is in parentheses?
For elements with no stable isotopes, the mass number of the isotope with the longest half-life is in parentheses.
What does it means when Average atomic mass is in parentheses?
For elements with no stable isotopes, the mass number of the isotope with the longest half-life is in parentheses.
What is the plural of the parenthesis?
A parenthesis is just one ) or ( and the plural, parentheses, is almost always used.
Does the writing in parentheses have to be in complete sentences?
No, it does not. Parentheses are used to include information that is not essential to the sentence. They can also be used to de-emphasize information. Of course, you can have complete sentences in parentheses, but it is not necessary.
How do you use the word parentheses in a sentence?
Parentheses are the little "(" and ")" marks used to denote something said in an aside. You should enclose this phrase in parentheses.
The order of precendence in Excel formulas can be changed by using?
By using the round brackets, also known as parentheses. ( )
Why are parentheses used in sentences?
Parentheses are used in sentences in two different ways. They can enclose words or figures to clarify, or they can be used to enclose numbers or letters used for a list of items.
How are parentheses used in grouping factors?
It is common to group factors in pairs with parentheses surrounding each pair.
Which comes first brackets or parentheses?
Brackets tends to be an English expression, Parentheses is used in the USA and elsewhere. Technically, Parentheses are rounded brackets but this really doesn't matter in mathematics as long as different shaped brackets/parentheses are used to separate the various elements of a mathematical expression.
What does a subscript following a set of parenthesis in a chemical formula indicate?
The number of units of the polyatomic ions with formulas contained within the parentheses that are present in a formula unit.
Can be used to override the order of operations?
parentheses
When exponents are involved what do parentheses do?
It doesn't matter whether exponents are involved or not. Parentheses are used to specify that a certain calculation (the part within parentheses) is to be calculated before other things.
What is the difference between parentheses and brackets in graphing an equation?
None. Brackets are used as an alternative to parentheses. Using different symbols makes it easier to locate matching parentheses or brackets.
How are parentheses used when grouping factors?
by kissing my butt
