Answer:
One of the properties of transition elements is forming coloured compunds.
In a population pyramid, the size of the population under investigation is depicted on the horizontal axis, and age is aligned on the vertical axis. The result is a series of bars stacked on top of one another, each representing an age category (typically in 5-year age groups), with the youngest age group represented by the bottom bar and the oldest age group by the uppermost bar. The horizontal length of each bar represents the number of individuals in the specific age group for the population depicted.
The Great Depression started in October 1929-39
Answer:
The answer is: <u>calcite</u>
Explanation:
Caliche is a natural hardened cement, which is composed of calcium carbonate. It is a layer of soil which binds the other soil materials like sand, gravel, silt and clay together.
Caliche is naturally formed in desert soil after rainstorms. During precipitation, the calcium dissolved in rain water is added to the desert soil, which then combines with the dissolved carbon dioxide in the soil water to form insoluble calcium carbonate, known as calcite.
Parliament passed a series of Navigation Acts designed to confine colonial trade to English possessions and English-flagged vessels. In America, the debate over the Stamp Act of 1765 gave rise to a radically different view of the relationship between the mother country and its colonies.