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H2O. Notice the presence of two elements, H and O.

Each of the other three is an element.

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10y ago
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1mo ago

H2O is a molecule. Ca, Mg, and Na are elements.

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Q: Which if these are a molecule Ca Mg Na H2O?
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Which of these is molecule H20 CA NA MG?

H2O (water) is a compound molecule. Ca, Na, Mg are elemental metals. NB When writing elemental symbols;- Single letter symbols are always a CAPITAL letter e.g. 'O' oxygen. Double letter symbols are always written as , first letter is a capital letter and the second letter is lower/small case. e.g. 'Ca'( Calcium). Na(Sodium) , & Mg (Magnesium). NOT as given with all capital letters.


What one is a molecule Ca Mg Na H2O?

Hard Water (I think I'm not sure it's just a guess)


What transports in the xylem of a plant?

H2O, Na, Ca, Cu, Fe and K.


What transports the xylem of a plant?

H2O, Na, Ca, Cu, Fe and K.


What is transported the xylem of a plant?

H2O, Na, Ca, Cu, Fe and K.


What is a transported in the xylem of a plant?

H2O, Na, Ca, Cu, Fe and K.


What is transported in a xylem of a plant?

H2O, Na, Ca, Cu, Fe and K.


Which pair is different from other in Li-Mg Na-K Ca-Mg B-Al?

B-Al is different from the other pairs because it consists of elements from different groups in the periodic table. Li-Mg, Na-K, and Ca-Mg are pairs of elements from the same group which exhibit similar chemical characteristics.


What two most abundant components dissolve in seawater?

Chlorides salts of Na, Mg, Ca.


What are three examples of dissolved ions in the ocean?

Examples are Na+, K+, Mg+, Ca+, Cl-.


What minerals are in pepper?

(Na, K, Ca, Mg, P, Fe, Cu, Zn, Mn and B


What kind of metals are there most of in the periodic table?

Metals as Al, Na, Fe, Ca, Mg, etc.