Bases — Definition & Overview
Read this topicExplanations 4
- What Is a Base? A base is any substance that produces hydroxide ions (OH−OH^-OH−) in a solution. Water is composed of two hydrogens and an oxygen. When a base is placed in water…
By Aaron Lauer, Deena Hauze, Mario Janakis, Alex Federspiel
- (Video) The Strengths and Weaknesses of Acids and Bases by George Zaidan and Charles Morton on TED-Ed A base produces hydroxide ions (OH−OH^-OH−) in solution, whereas an acid pr…
By Deena Hauze, Alex Federspiel, Gabi Slizewska, Mario Janakis
- Basic Solutions Have you ever wondered what makes a cake rise in the oven and get that round top? The answer is bases, specifically a common, household, weak base called baking …
By Adrien, Mario Janakis, Alex Federspiel, Caroline K, Gabi Slizewska
- Substances with high pH (from 8 to 14) are bases. Examples you can find around the house include things like bleach and baking soda. These chemical compounds are bitter-tasting …
By Sylvia Freeman, Mario Janakis, Gabi Slizewska
Problems 23
- Bases have a _______ concentration of hydrogen ions compared to acids.
- Bases have a pH range of:
- According to the chart above, which substance is the most basic?
- If Frank wants to buy a cleaner that is a stronger base than the ones he has, which of the following statements is true?
- According to the article Frank read, which of his cleaners is likely to be the strongest?
- The figure above shows two solutions that have different pH values. Which of the statements about these solutions is false?
- Which of the following statements about bases is false?
- Based on the pH scale above, which of the following options is the most basic?
- Based on the pH scale above, which of the following choices is true?
- Based on the given information, select the option that is false.
- Based on the given information, which options provide direct evidence that sodium hydroxide is basic?
- In what ways do basic solutions differ from neutral solutions? *Select all correct answers
- If a strong base is added to pure water, what will most likely happen?
- Basic compounds produce a hydroxide ion when dissolved in water. By this definition, which of the following substances are basic?
- Select the most basic pH from the options below.
- Which of the following statements about bases is false?
- What ion(s) give information about the pH of a substance?
- Bases produce _______ when mixed with ___________.
- How are acids and bases different? *Select all correct answers
- Study the table above carefully, then select the compound with the most OH−^-− ions.
- Water will spontaneously react with itself to form hydronium and hydroxide as shown below. 2H2O→H3O++OH−2H_{2}O\rightarrow H_{3}O^{+}+OH^{-}2H2O→H3O++OH− What molecule acts as…
- Baking powder is a mix of baking soda and an acid. Why is it used when making cake?
- Which of the following are strong bases?