Question: Q: Series and parallel circuits are two basic types of what? Choices: - mechanical circuits - chemical circuits - mutual circuits - electric circuits A:
Answer: electric circuits

Question: Q: What is the amount of time a molecule stays in a reservoir known as? Choices: - known time - reservoir time - suitable time - residence time A:
Answer: residence time

Question: Q: What is an ionic compound that produces negative hydroxide ions when dissolved in water Choices: - catalyst - acid - isomer - base A:
Answer:
base