<span>When an electromagnetic wave passes from space to matter, some part of the energy is absorbed by the matter and it increases its energy. The wave may reflect and some part may pass through the matter depending on the amount of energy they have. The amplitude of the wave decreases if some parts of it are reflected. </span>
I think A but I’m not sure so
Answer:
16.5 g
Explanation:
The van't Hoff factor is a relation between the ideal value of a solution's colligative properties and the observed colligative properties.
Check the attached files for detailed solution
Answer: A compound is a substance made up of a definite proportion of two or more elements. A chemical formula tells us the number of atoms of each element in a compound. It contains the symbols of the atoms of the elements present in the compound as well as how many there are for each element in the form of subscripts.
Explanation: there is no explanation i copied it off of google
:)
When iron is heated with sulphur it reacts with it to form a compound which is non magnetic in nature unlike iron which is magnetic in nature
The reaction is
Fe + S --- > FeS
thus due to formation of compound the individual properties of elements taking part in chemical reaction disappears unlike mixtures where properties of two components remains as such.
