Química para 11º ano
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Química para 11º ano
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pH Scale

pH Scale | Química para 11º ano | Scoop.it
Test the pH of things like coffee, spit, and soap to determine whether each is acidic, basic, or neutral. Visualize the relative number of hydroxide ions and hydronium ions in solution. Switch between logarithmic and linear scales.
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Concentration

Concentration | Química para 11º ano | Scoop.it
Watch your solution change color as you mix chemicals with water. Then check molarity with the concentration meter. What are all the ways you can change the concentration of your solution?
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Acid-Base Solutions

Acid-Base Solutions | Química para 11º ano | Scoop.it
How do strong and weak acids differ? Use lab tools on your computer to find out! Dip the paper or the probe into solution to measure the pH, or put in the electrodes to measure the conductivity. Then see how concentration and strength affect pH.
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Molarity

Molarity | Química para 11º ano | Scoop.it
What determines the concentration of a solution? Learn about the relationships between moles, liters, and molarity by adjusting the amount of solute and solution volume. Change solutes to compare different chemical compounds in water.
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Balancing Chemical Equations

Balancing Chemical Equations | Química para 11º ano | Scoop.it
How do you know if a chemical equation is balanced? What can you change to balance an equation? Play a game to test your ideas!
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