HSO3 ¯ is amphoteric. For H2SO3 Ka1 = 1.4 x 10-2 and Ka2 = 6.3 x 10-8 . a. Write a chemical reaction showing HSO3 ¯ acting as an acid in water. b. Write a chemical reaction showing HSO3 ¯ acting as a base in water. c. Will an aqueous solution of NaHSO3 be acidic, […]
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What times what equals 216 The Correct Answer and Explanation is : To solve for what times what equals 216, let’s first look at its factors. 216 is the product of (6 \times 6 \times 6) or (6^3), which means 6 multiplied by itself three times equals 216. However, if we’re looking for two numbers
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What is the BEST example of checks and balances in action? The Correct Answer and Explanation is : The best example of checks and balances in action is the presidential veto and Congressional override in the United States government. This system showcases the separation of powers and ensures that no single branch of government has
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Which is a ketone? a. CH3COCH3 b. CH3COOH c. C2H5OH d. CH3CHO The Correct Answer and Explanation is : The correct answer is (a) CH₃COCH₃, which is a ketone. Explanation of Ketones Ketones are a type of organic compound characterized by a carbonyl group (C=O) attached to two carbon atoms. In the molecular structure of
Why does the anode carry negative charge in galvanic cell but positivecharge in electrolytic cell? The Correct Answer and Explanation is : In electrochemistry, the difference in charge at the anode in galvanic (or voltaic) and electrolytic cells is due to the direction of electron flow and the type of reactions occurring at each electrode.
The reforms of Gracchi brothers and how it was accepted The Correct Answer and Explanation is : The Gracchi brothers, Tiberius and Gaius Gracchus, were Roman tribunes in the 2nd century BCE who sought significant reforms to address the social and economic inequalities in the Roman Republic. Their reforms aimed to redistribute wealth and land
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“Circumference of a circle is twice the radius” a) True b) False The Correct Answer and Explanation is : The statement “Circumference of a circle is twice the radius” is False. Explanation: To understand why this statement is false, we need to review the formula for the circumference of a circle in terms of its
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What has been a long-term effect of the sykes-picot agreement? a. responses the middle east has been continually in turmoil. b.the middle east has been continually in turmoil. c.the end of world war i is celebrated annually on november 11 the end of world war i is celebrated annually on november 11 the austro-hungarian empire
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Properties of heart shape in geometry The Correct Answer and Explanation is : In geometry, the heart shape is not a standard, basic geometric figure like a circle or triangle. However, it can be described and analyzed through mathematical concepts, specifically using curves and equations. Typically, a heart shape can be modeled using a cardioid
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What do all good orienteering compasses have hunters ed The Correct Answer and Explanation is : In orienteering, the key feature that all good compasses should have is the baseplate with a rotating bezel (or compass housing) that contains a magnetic needle and the direction of travel arrow. These essential components enable accurate navigation and
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