Explanation:
subscript is K
superscript is ^
subscript K means a unit of temperature like F or C
superscript ^ means to the power of
So all together it means to the power of 40 K
Answer:
bromine (Br)
Explanation: Iron enters into a reaction with substances of different classes, and interacts with oxygen, carbon, phosphorus, halogens (bromine, iodine, fluorine and chlorine), and also nitrogen. These are not all the reactions of iron – this metal reacts with many elements.
Answer:
All solutions are mixtures because it is two or more substances mixed together.
Explanation:
When is a mixture considered a solution.
SrCl2 + Li2(SO4) —> 2LiCl + Sr(SO4)