Select the Best Statement About Chemistry Before 1800

question 61

Multiple Choice

Select the best statement about chemistry before 1800.

• A)Alchemy focused on objective experimentation rather than mystical explanations of processes.
• B)The phlogiston theory laid a valuable theoretical basis for modern chemistry.
• C)Lavoisier's quantitative work on the role of oxygen in combustion was the beginning of modern chemistry.
• D)The interpretation of data by alchemists was not biased by their overall view of life.
• E)Alchemists failed because they did not develop any practical chemical methods.

---

Definitions:

Hormone

Chemical messengers produced by glands in the body that are transported in the bloodstream to target organs or tissues, where they exert their effects.

Water Soluble

Capable of being dissolved in water.

Short-day Plants

Plants that flower only when the daylight duration is less than a critical length, indicating that they are photoperiod sensitive.