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Sand essentially contains silicon dioxide (SiO2) and oxygen.
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∙ 9y ago
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What elements combine to make glass and concrrete?
Common glass is made from sand, SiO2, Na2O and CaO. Concrete is a mixture of rocks (aggregate), sand, and water.
What do elements combine to form?
Elements combine to form chemical compounds.
What element combine to make propane answer in symbols?
The elements that must combine to make propane are C and H, using symbols. These are carbon and hydrogen, respectively.
When you combine nitrogen and iodine is it a mixture?
I believe it is a compound. Compounds are created from the P.T. elements! read about it or google it! Mixture is like milk or dirt (sand+water)
How does elements combine to form elements why not compounds?
Elements are pure samples of only one type of atom. By definition, elements combing make a compound. You cannot have a pure combination of something.
What two principle elements combine to make sand?
Silicon and oxygen
What elements combine to make glass and concrete?
Common glass is made from sand, SiO2, Na2O and CaO. Concrete is a mixture of rocks (aggregate), sand, and water.
Which two elements are chemically joined together in sand?
Silicon and oxygen are the two elements that you combine to make sand. =]
What elements combine to make and concrete?
Common glass is made from sand, SiO2, Na2O and CaO. Concrete is a mixture of rocks (aggregate), sand, and water.
What elements combine to make glass and concrrete?
Common glass is made from sand, SiO2, Na2O and CaO. Concrete is a mixture of rocks (aggregate), sand, and water.
What elements combine to make glass concrete?
Common glass is made from sand, SiO2, Na2O and CaO. Concrete is a mixture of rocks (aggregate), sand, and water.
How do you combine elements to make other elements?
nuclear fusion
How are elements and molecules related?
Elements chemically combine to make molecules.
Do elements combine to make compounds?
yes
What does sand silt and clay combine with to make soil?
Humus
When two elements combine does it make a compound?
Yes
What do elements combine to form?
Elements combine to form chemical compounds.
