physical science chapter 19 flashcards
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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| show | Solvent
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| show | A partial positive and partial negative end
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| show | Hydrogen bond
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| A non-polar molecule is: | show 🗑
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| show | An alloy, a solution, and a mixture of two solids
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| The unit most useful for measuring the particle size of a colloid is the: | show 🗑
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| show | Stir in the water
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| show | The dissolving rate decreases because solids dissolve best in higher temperatures
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| Suppose you crushed an antacid tablet before dissolving it in a glass of water. The crushed antacid tablet would: | show 🗑
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| show | The amount of dissolved oxygen in that part of the lake will decrease
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| show | Dissolving rates
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| show | Chewing increases surface area, which increases the dissolving rate of the tablet
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| show | 7
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| show | 6.5 to 7.0
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| show | H3o
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| show | Stomach acid in the esophagus
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| show | Your blood pH decreases and your breathing rate decreases
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| Hydrogen ions: | show 🗑
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| Solution A has a pH of 6. Solution B has a pH of 8. What is true about these solutions? | show 🗑
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| What are the elements necessary to be present for hydrogen bonding to occur? | show 🗑
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| show | Methane
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| show | Tetrahedral or bent
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| The formula for concentration is: | show 🗑
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| show | Tyndell effect
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| show | Power of Hydrogen
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| What are the 3 elements found in hydrogen bonding? | show 🗑
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| What happens to the pH of your blood when hold your breath? | show 🗑
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| show | the pH goes up and becomes more alkaline
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| show | the mucous in your stomach
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| show | Acid turns blue litmus paper red
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| What does an alkaline do to red litmus paper? | show 🗑
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| Feels slippery, Acid or Base? | show 🗑
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| tastes sour, Acid or Base? | show 🗑
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| low pH, Acid or Base? | show 🗑
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| show | base
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| show | base
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| show | acid
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| show | base
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| show | base
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| show | base
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| produces H3O, Acid or Base? | show 🗑
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| Reacts with metals to produce hydrogen gas, Acid or Base? | show 🗑
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| can be corrosive, Acid or Base? | show 🗑
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| What temperatures do gases dissolve best in? | show 🗑
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| show | high temperatures
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| insoluable means | show 🗑
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| show | colloids and suspensions
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| negative for tyndall effect | show 🗑
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| alloy for karat gold | show 🗑
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| show | mercury (Hg) and silver (Ag)
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| Brass made of | show 🗑
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| show | iron (Fe) and carbon (C)
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| show | combining 2 elements has better properties than each of the individual elements by themselves
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| Like dissolves Like | show 🗑
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| positive end of the water molecule | show 🗑
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| reason for negative end of the water molecule | show 🗑
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| show | nonpolar
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| show | polar
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| show | polar
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| show | pH 4
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| show | water acts as a base
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| in the presence of an alkaline, what is water, acid or base? | show 🗑
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| reason fish stay in cooler water during hot weather | show 🗑
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