Answer:
Three chemical elements: hydrogen, oxygen, and helium.
The difference between metals and metalloids is: metalloids have properties in between those of the metals and non-metals and are semiconductors.
The periodic table is organized by the elemts atomic number, it goes from the element with the lowest atomic number (which is hydrogen) to the element with the highest atomic number (oganesson)
Explanation:
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Answer:
option C. it contain 6 neutrons.
Explanation:
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The answer is Gas.
In gases the partcails have more space and can move faster.
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The answer is C as enzymes are biological catalysts that act on a substrate such as starch if the enzyme were amylase
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