Pure elements cannot have pH levels, as pH levels are defined by hydrogen ions. Specifically, if a substance is heavily acidic, it donates hydrogen ions away, so if a substance has no hydrogen, it cannot do this at all.
Na - Sodium
Fe - Iron
K - Potassium etc.
Any atom can be a neutral atom provided it has the same number of protons as electrons.
bar soap, water, salt
Carbone 1 oxide,carbone 2 oxide and water
ok so some examples of pure substances are gold sugar table salt distilled water(pure) iron filings
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Three examples of compounds are water, acetic acid, and nitrogen gas. They consist of two or more different elements. Three examples of mixtures are air (homogeneous), soil (heterogeneous), and salt water (homogeneous). They consist of substances that don't mix.Hope that helped! :D
When diesel is cracked, it produces three useful substances. Those three substances are petrol, paraffin, and ethane. All can be used to make plastics.
Three electrons must be added if a neutral nitrogen is to be converted into an N-3. This is because the nitrogen needs three negative charges to be an N-3.
Ions, radicals and neutral molecules.
Examples are: oceans, plant leaves, humid soils.
Examples are: neutron, antineutron, 3 neutrino and 3 antineutrino.
There are several examples of polysaccharides. A few examples are cellulose, glycogen, and starch. All are very important substances.
salt, sugar and ice
Volatile substances include bathroom cleaners, hairsprays and petroleum.
ok so some examples of pure substances are gold sugar table salt distilled water(pure) iron filings
Switzerland, Sweden and Ireland
- 12, -8, - 3, 0, 1, 16, 20, 2000, 3004, etc..0 is a neutral number
Name six substances that are impermeable to water? 1) pavement 2) plastic 3) roof 4) nylon 5)rock 6) metal
A mixture is a combination of two or more substances. Salt water, coffee, whipped cream and tea are all types of mixtures.
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