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The word 'occurring' is a verb; the present participle, present tense of the verb 'occur'. Example sentence:We made the intersection a four way stop because of frequent accidents occurring there.
oxygen in a sample of expired air converts any alcohol present into acetic acid and then to water and carbon dioxide. A fuel cell converts the chemical energy released when oxidation occurs into a detectable electrical voltage. The higher the voltage, the more alcohol is present in the sample.
Yes. The alcohol metabolite tested for in an EtG test is only present if alcohol has been present.
nope
Occurring during the present moment.
The sum of oxidation numbers in a neutral compound is always zero. (Note that in order for this to be true, the oxidation number of each type of atom present must by multiplied by the number of such atoms present in the formula unit for the compound before the addition is performed.)
Rust? It's oxidation. More likely to occur with moisture present.
Hydrogen has an oxidation number of 0 in H2. In compounds it is generally +1, the exception is when it is present as the hydride ion, H- , when has an oxidation state of -1
A tornado is a naturally occurring event.
Ubiquitous- Present, appearing, or found everywhere: "his ubiquitous influence" Omnipresent- Occurring everywhere at the same time
No
KI