7TH GR SCI EXAM-CHEMICAL INTERACTIONS-2013-DFC

Term
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SUSPENSION
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Terms in this set (21)
SUSPENSION
A MIXTURE IN WHICH PARTICLES CAN BE SEEN AND EASILY SEPARATED BY SETTLING OR FILTRATION (PG 80)
SOLUBILITY
A MEASURE OF HOW WELL A SOLUTE CAN DISSOLVE IN A SOLVENT AT A GIVEN TEMPERATURE (PG 84)
SOLUTE
THE PART OF A SOLUTION PRESENT IN A LESSER AMOUNT AND THAT IS DISSOLVED BY THE SOLVENT
ACID
A SUBSTANCE THAT TASTES SOUR, REACTS WITH METALS AND CARBONATES AND TURNS BLUE LITMUS PAPER RED (PG 90)
CORROSIVE
THE WAY IN WHICH ACID REACTS WITH SOME METALS SO AS TO EAT AWAY THE METAL (PG 91)
PH SCALE
..., measurement system used to indicate the concentration of hydrogen ions (H+) in solution; ranges from 0 to 14
SALT
...AN IONIC COMPOUND MADE FROM THE NEUTRALIZATION OF AN ACID WITH A BASE
CONCENTRATED SOLUTION
..., A mixture that has a lot of solute dissolved in it
SOLVENT
..., dissolving substance in a solution
UNSATURATED SOLUTION
..., a mixture in which more of the same solute can be dissolved
BASE...A SUBSTANCE THAT TASTES BITTER, FEELS SLIPPERY, AND TURNS RED LITMUS PAPER BLUE (PG 95)HYDROGEN IONA POSITIVELY CHARGED ION (H+) FORMED OF A HYDROGEN ATOM THAT HAS LOST ITS ELECTION (PG 96)...DIGESTION..., the process by which the body breaks down food into small nutrient molecules.SOLUTION...A WELL MIXED MIXTURESATURATED SOLUTIONA MIXTURE THAT HAS SO MUCH SOLUTE IN IT THAT NO MORE WILL DISSOLVE IN IT (PG 84)...DILUTE SOLUTIONA MIXTURE THAT HAS LITTLE SOLUTE DISSOLVED IN IT...INDICATORA COMPOUND THAT CHANGES COLOR IN THE PRESENCE OF AN ACID OR A BASE (PG 92)...HYDROXIDE IONA NEGATIVELY CHARGED ION MADE OF OXYGEN AND HYDROGEN (PG97)...NEUTRALIZATIONA REACTION OF AN ACID WITH A BASE, YIELDING A SOLUTION THAT IS NOT AS ACIDIC OR BASIC AS THE STARTING SOLUTIONS WERE (PG 100)...CHEMICAL DIGESTIONTHE PROCESS THAT BREAKS LARGE FOOD MOLECULES INTO SMALLER MOLECULES...MECHANICAL DIGESTIONTHE PHYSICAL PROCESS THAT TEARS, GRINDS, AND MASHES LARGE FOOD PARTICLES INTO SMALLER ONES...