Chemistry

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The properties of solution include all of the following except that

If a more active element replaces a less active one in a compound, the reaction is:

A homogenous mixture can be separated by all of the following methods except

Which of the following is a binary compound?

An example of a ternary compound is

The element which has a mass of about 9 amu is Berylium (Be), atomic number 4. What is the charge on the Be atom?

It is a product of the weathering of complex silicates, particularly of feldspars which are abundant minerals

If a single reactant is transformed by heat or electricity into two or more products, the type of reaction is

If heat is absorbed by the system during a chemical change, it is called as

A device used to measure density

The numerical value for standard pressure of any gas is

Compounds which contain only carbon and hydrogen are called

When the same elements can form two different two compounds, the ratio of masses of one of the elements in the two compounds is a small whole number relative to a given mass of the other element. This is known as:

The impossibility of knowing both the precise location and velocity of subatomic particle at the same time is known as the

Which of the following phase changes represent sublimation?

An instrument that separates particles of different isotopic composition and measure their individual relative masses

It is the scattering of light by colloidal particles

Any process extracting the metal in a fused state is called

It is a borosilicate glass with a very low coefficient of thermal expansion, hence, it's wide for cooking and serving utensils

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