Q: Because the nuclei of each h atom contain protons, the electrons in the bond are attracted to the nuclei (opposite charges attract). but because the two atoms involved in the covalent bond are both h atoms, each nucleus attracts the electrons by the same amount. thus the electron pair is equally shared by these? Choices: - four atoms - one atom - nine atoms - two atoms A:
two atoms

(Question)
Q: What is a buildup of electric charges on objects? Choices: - wattage - potential - conduction - static A:
(Answer)
static

Ques: Q: What kind of bases completely dissociate in water, releasing all hydroxide anions into the solution? Choices: - unusual - weak - whole - strong A:
Ans: strong

(Q).
Q: What kind of joints does the skull have that do not allow any movement? Choices: - fixed particles - fixed cells - fixed plates - fixed joints A:
(A).
fixed joints

Ques:Q: How long do the long-lived isotopes require to decay to a safe level in a nuclear reactor? Choices: - tens of years - millions of years - hundreds of years - thousands of years A:

Ans:thousands of years

Q: Which part of all mammals have the same basic bone structure? Choices: - ankles - knees - necks - forelimbs A:
forelimbs