Answer:
The atoms of different elements have different numbers of protons and electrons.
Answer:
Salt. Sugar.
Explanation:
When you combine both salt, sugar and water you have a new solution, Salt water, Sugar water.
String won't change anything about the water, and sand.
For the data set 1, 1, 2, 5, 6, 6, 9 the median is 5. For the data set 1, 1, 2, 6, 6, 9 the median is 4.
hope it helps you
Nitrogen is a gas because it is an airlike fluid substance which expands freely to fill any space available, irrespective of it's quantity
