I can answer your question if you have a picture or a writing, your welcome.
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The correct option would be A. same group.
They have similar chemical properties as they would have the same number of electrons in their outer shells.
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The ones on left are the reactants
Molarity is defined as number of moles of solute dissolved per litre of solution.
M is the symbol used for it.
unit is= mol/ Litre Given:
Moles of solute KCl is 5
volume of solution is 2L
Calculation:
Molarity= Moles of Solute/ volume M= 5/2= 2.5 mol/L
Answer:
I believe the answer is D
The Physical properties of Iron are the characteristics that can be observed without changing the substance into another substance. Physical properties are usually those that can be observed using our senses such as color, luster, freezing point, boiling point, melting point, density, hardness and odor.
Explanation:
Color Silver-gray metal
Malleability Capable of being shaped or bent
Ductility Easily pulled or stretched into a thin wire
Luster Has a shine or glow
Conductivity Good transmission of heat or electricity
Allotropy It occurs in two or more crystalline forms in the same physical state
Tensile It can be stretched without breaking
Ferromagnetic Easily magnetized
