Ques: Q: In a chemical reaction, the amounts of reactants and products will be constant when what state is attained? Choices: - saturation - peak - homogeneity - equilibrium A:
Ans: equilibrium

Ques: Q: Skeletal, cardiac, and smooth are the three types of what cells and possess morphologies correlated with their functions? Choices: - cartilage tissue - organ - bone - muscle A:
Ans: muscle

Ques: Q: The combination decomposition or rearrangement of elements and compounds to form new substances is known as? Choices: - ionic changes - carbon changes - mineral changes - chemical changes A:
Ans: chemical changes

Ques: Q: Which of newton's laws states that the quantity of angular momentum in a closed system is fixed? Choices: - fourth conservation law - sixth conservation law - second conservation law - third conservation law A:
Ans:
third conservation law