Exam 1-Mastering Biology Questions Flashcards

6

These atoms are Isotopes

10

5
Atomic Number

2

THE NUMBER OF PROTONS IS EQUAL TO THE NUMBER OF ELECTRONS
THE NUMBER OF ELECTRONS IN THE OUTERMOST ELECTRON SHELL

E
COVALENT

MOLECULE

4

DOUBLE COVALENT

ARE DIFFERNT IONS

IONIC

AN ATTRACTION BETWEEN IONS OF OPPOSITE CHARGE

THE ABSORBTION OF HEAT BY THE BREAKING OF HYDROGEN BONDS

THE BONDS THAT HOLD TOGETHER THE ATOMS IN A WATER MOLECULE ARE POLAR COVALENT BONDS

A WATER STRIDER CAN WALK ACROSS THE SURFACE OF A SMALL POND

ABSORBTION AND RELEASE OF HEAT WHEN HYDROGEN BONDS BREAK AND FORM

HYDROGEN BONDS

HYDROGEN BONDS STABILIZE AND KEEP THE MOLECULES OF ICE FARTHER APART THAN THE WATER MOLECULES OF LIQUID WATER

pH8

CONCENTRATION OF H+ HAS INCREASED 10-FOLD (10x) COMPARED TO WHAT IT WAS AT pH 9 AND CONCENTRATION OF OH- HAS DECREASED TO ONE-TENTH (1/10) WHAT IT WAS AT pH 9














































