Choose the response that includes all the items listed below that are pure subst

Question

Choose the response that includes all the items listed below that are pure substances. orange juice ii. steam iii. ocean water iv. oxygen v. vegetable soup What is the name for P_2O_5 Which one of the following represents a chemical change? How many protons, electrons, and neutrons are in 48Ti^2+? 48 protons. 20 electrons. 22 neutrons 22 protons. 24 electrons. 26 neutrons 22 protons, 22 electrons, 26 neutrons 22 protons, 20 electrons. 26 neutrons boiling water to form steam bunting a piccc of coal breaking glass mixing iron filings and sand at room temperature What mass of LiF is needed to make 500 mL of a 0.500M solution? 2.4 km is how many millimeters?

Explanation / Answer

1.

pure substances --> have unique properties, they can't be divided into "purer" sustances

so

orange juice -> it is not, since it has vitamin C, water, sucrose, fructose...

steam --> it is a pures substance, it is actually water in vapor state

ocean water --> contians water, salts, and many other particles; not a pure substance alone

oxygen --> this is a pure substance

v. vegetable soap --> not pure, since it has plenty of other copmonents

choose

ii; iv,

NOTE Consider posting multiple questions in mutliple set of Q&A.

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