Bios 135 week 3 quiz - Study guides, Class notes & Summaries

1. Question : (TCO 4) Ammonia (NH3) accepts a proton from water. Which of the statements listed below is true according to Bronsted-Lowry definitions? Student Answer: Ammonia is a base. Ammonia is an acid. Ammonia produces H+ ions in aqueous solutions. Ammonia acts as a solvent. Ammonia is neutral. Instructor Chapter 7 Explanation: Points Received: 2 of 2 Comments: Question 2. Question : (TCO 4) An unknown solution has a pH of 8. This solution is Student Answer: extremely acidic. moderately acid...

Question 1 2 / 2 pts (CO 3) Which of the statements listed below is true according to Bronsted-Lowry definitions? An acid is a proton acceptor. A base produces H+ ions in aqueous solutions. A base is a proton donor. Correct! A base is a proton acceptor. An acid acts as the solvent. See Chapter 7. The Brønsted-Lowry theory describes acid-base interactions in terms of proton transfer between chemical species. According to this theory, an acid is any species...

1. Question : (TCO 3) Which of the statements about transition metals is false? Student Answer: Transition metals can gain or lose electrons to form anions or cations. Transition metals can gain a variable number of electrons to form two or more different anions. All transition metals form at least two different ions. All of the above statements are false. All of the above statements are true. Instructor Chapter 4 Explanation: Points Received: 0 of 2 Comments: Question 2. Question : (TCO 3) When...

Grading Summary Grad BIOS 135 Week 2 quiz e Details - All Questions Question 1. Question : (TCO 3) Which of the statements about transition metals is true? Student Answer: Transition metals can gain or lose electrons to form anions or cations. Transition metals can gain a variable number of electrons to form two or more different anions. All transition metals form at least two different ions. All of the above statements None of the above Instructo...

Grading Summary Grad BIOS 135 Week 2 quiz e Details - All Questions Question 1. Question : (TCO 3) Which of the statements about transition metals is true? Student Answer: Transition metals can gain or lose electrons to form anions or cations. Transition metals can gain a variable number of electrons to form two or more different anions. All transition metals form at least two different ions. All of the above statements None of the above Instructo...

Question 1 2 / 2 pts (CO 3) Which of the statements listed below is true according to Bronsted-Lowry definitions? An acid is a proton acceptor. A base produces H+ ions in aqueous solutions. A base is a proton donor. Correct! A base is a proton acceptor. An acid acts as the solvent. See Chapter 7. The Brønsted-Lowry theory describes acid-base interactions in terms of proton transfer between chemical species. According to this theory, an acid is any species...

BIOS 135 Week 2 quiz

Grad BIOS 135 Week 2 quiz e Details - All Questions Question 1. Question : (TCO 3) Which of the statements about transition metals is true? Student Answer: Transition metals can gain or lose electrons to form anions or cations. Transition metals can gain a variable number of electrons to form two or more different anions. All transition metals form at least two different ions. All of the above statements None of the above Instructor Explanation: Ch...