a homogeneous mixture of one or more solutes dissolved in a solvent
A solution
a substance that can dissolve other molecules and compounds
What solvents?
The periodic table contains all of the what?
Elements
30 g of sugar is dissolved in 70ml of water what is the concentration of the solution?
What is 30%?
Where are the electrons found in an atom
What is electron cloud?
Who created the periodic table
Who is Dmitri Mendeleev
What is the first element of the periodic table
What is hydrogen ?
40 g of sugar is dissolved in 60ml of water what is the concentration of the solution?
40% ?
The elements have properties of metals and nonmetals
What are metalloids ?
If water changes to ice what type of change is this
What is a physical change?
The compound dissolved by the solvent
What is a solute
If and element Has an mass number of 98 and 43 protons what are the number of neutrons?
What is 55 ?
balance the equation
Fe+ Cl2 −−→ FeCl3
2 Fe+ 3Cl2 −−→ 2FeCl3 ?