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9th Science Test 10

Across
A homgeneous mixture that consists of a solute dissolved in a solvent is
What is the general term for a physical combination of pure substances
The process of combining two nuclei to form a heavier nucleus is ?
What is a mixture containing tiny suspended clumps of particles
What are the electrons located in the outermost shell of any atom called
What is the chemical name for the covalent compound that contains one uranium atom and six flurine atoms
What term refers to the sum of the atomic masses of all the atoms in a molecule
What theory states that tiny particles do not absorb or release energy in a smooth flow but in specific amounts
What value relates the number of moles of solute per mass of the solvent
What term refers to the minimum amount of fissionable material required to for a chain reaction to occur
In a solution, the substance that is dissolved is the
Down
Which idea states that no two electrons in an atom can have the same set of four quantum numbers ?? principle
The process of mixing molecules of one substance with those of another substance by random molecular motion
What are atoms of the same element that have different mass number
If the molecules of a mixture are not completely mixed together, the substance is a ? mixture
What type of intermolecular force is present between all polar molecules but not between nonpolar molecules
By physical properties, elements are divided into three groups: metals, semimetals, and ?
What intermolecular force occurs between all molecules
Protons and neutrons are found in
What element has the symbol Ca?