vocab 276 - 300
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| Mixture | A material composed of two or more substances each of which retains its own characteristic properties
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| Moderator | a material which slow down neutrons
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| Molal solution | A solution containing one mole of solute per 1000 grams of solvent.
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| Molality | the concentration of a solution expressed in moles of solute per 1000 grams of solvent
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| molar heat of fusion | that heat energy required to melt one mole of solid at its melting point.
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| Molar volume | the volume in liters of one mole of a gas at STP --> 22.4 liter
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| molarity | the concentration of a solution expressed in moles of solute per liter of solution
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| mole | The amount of substance containing the avogadro number of any kind of chemical unit.
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| molecule | the smallest chemical unit of a substance which is capable of stable independent existence
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| molecule, polar | A molecule containing one or more unsymmetrically arranged polar covalent bonds are as a white having regions of positive and negative charge.
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| monoatomic | consisting of one atom
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| monoclinic | A crystalline system in which there are three unequal axes with one oblique intersection.
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| monomer | a simple molecule or a single unit of a polymer
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| monoprotic | referrring to an acid capable of donating one proton per molecule
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| monosacharide | a carbohydrate which cannot be simplified by dilate acid hydrolysis
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| mordant | a substance which by combining with a dye produces a fast color in textile filter.
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| Mortar | A mixture of linae, sand and water which sets to a hard mass.
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| neutralization | the reaction between hydronium ions and hydroxide ions to form water
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| neutron | a neutral particle found in the nucleus of an atom. it has about the same mass as a proton.
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| nichrome | an alloy of nickel, chromium, iron and manganese
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| Nitride | a compound of nitrogen and a less electronegative element.
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| nitrogen fixation | the process of converting elementary nitrogen into nitrogen compounds.
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| nodule | a knob-hike swelling on the roots of plants of the bean and pea family in which nitrogen. fixing bacteria grow.
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| Nitrile | An alkyl derivative of hydrogen cyanide
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| molecule, Non polar | a molecule with symmetrically arranged polar covalent bonds, one as a white having regions of positive and negative charge.
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