Biology: The Unity and Diversity of Life
15th Edition
ISBN: 9780357093795
Author: STARR
Publisher: CENGAGE LEARNING (CUSTOM)
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Textbook Question
Chapter 2, Problem 5SQ
All ions have at least one ________ (select all that are correct).
- a. proton
- b. neutron
- c. electron
- d. all of the above
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Chapter 2 Solutions
Biology: The Unity and Diversity of Life
Ch. 2 - Mercury Emissions by Continent By weight, coal...Ch. 2 - Mercury Emissions by Continent By weight, coal...Ch. 2 - Mercury Emissions by Continent By weight, coal...Ch. 2 - Mercury Emissions by Continent By weight, coal...Ch. 2 - What atom has only one proton? a. hydrogen b. an...Ch. 2 - A molecule into which a radioisotope has been...Ch. 2 - Prob. 3SQCh. 2 - Prob. 4SQCh. 2 - All ions have at least one ________ (select all...Ch. 2 - Rank the following chemical bonds in order of...
Ch. 2 - The measure of an atoms ability to pull electrons...Ch. 2 - The mutual attraction of opposite charges holds...Ch. 2 - Atoms share electrons unequally in a(n) ________...Ch. 2 - A(n) ________ substance repels water. a. acidic b....Ch. 2 - Prob. 11SQCh. 2 - Prob. 12SQCh. 2 - When dissolved in water, a(n) ________ donates H+;...Ch. 2 - A ________ can help keep the pH of a solution...Ch. 2 - Prob. 15SQCh. 2 - Match the terms with their most suitable...Ch. 2 - Alchemists were medieval scholars and philosophers...Ch. 2 - Draw a shell model of a lithium atom (Li), which...Ch. 2 - Polonium is a rare element with 33 radioisotopes....Ch. 2 - Some undiluted acids are not as corrosive as when...
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- _____________contribute hydrogen ions (H+) to a solution.a. Basesb. Isotopesc. Acidsd. Compoundsarrow_forwardA cation has a(n) ________ charge.a. neutralb. positivec. alternatingd. negativearrow_forwardMolecules that are found in living cells and contain the element___________ are considered organic molecules.a. hydrogenb. carbonc. oxygend. nitrogene. calciumarrow_forward
- Isotopes differ from each other only in the number of electrons they contain. Select one: a. True b. Falsearrow_forwardThe nucleus of an atom contains: a. neutrons and electrons b. protons and electrons c. protons only d. neutrons and protons e. neutrons onlyarrow_forwardWhen hydrogen is a part of a ________, it has a slight positive charge. a. Ionic bond b. polar covalent bond c. nonpolar covalent bondarrow_forward
- Bonds in which atoms share electrons are defined as _____________ bonds.a. hydrogenb. ionicc. doubled. covalentarrow_forwardEach carbon atom can bond with as many as-_________ other atom(s). a. one c. three b. two d. fourarrow_forwardFill in the blanks by writing the name of the definition: In a __________ reaction the transfer of electrons takes place a. Precipitation b. Decomposition c. redox d. displacementarrow_forward
- The mutual attraction of opposite charges holds atomstogether as molecules in a(n) ________ bond.a. ionic c. polar covalentb. hydrogen d. nonpolar covalentarrow_forwardSodium bicarbonate has a(n) ___________________pH value compared to hydrochloric acid. A. Higher B. Lower C. Equal D. Cannot be determinedarrow_forwardAcids are substances that ________. a. release hydrogen ions b. absorb hydrogen ions c. absorb hydroxide ionsarrow_forward
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