Answer:The Characteristics of Modern Agriculture Enabled by Chemicals. The evolution of agriculture in the world's rich, developed countries has four defining eras: settled agriculture; blood, sweat and tears; mechanical; and chemical.
Explanation:
Answer:
According to the population census of 2011 (2068 BS), there are 123 identified caste/ethnic groups, language groups and more than a dozen of religious groups.
The statement or situation that portrays inadequate data is the third one: Rupal determines aluminum is the most reactive metal by completing only half of her experiment. By not completing the experiment, this student has obtained inadequate data and reached a wrong conclusion. The most reactive metal (the most likely to undergo a chemical reaction in contact with water, acids, and steam, for instance) in the reactivity series list is actually potassium, not aluminum (although aluminum is indeed a very reactive metal).
Answer:Let's simplify step-by-step.
21+x+1x+2
=21+x+x+2
Combine Like Terms:
=21+x+x+2
=(x+x)+(21+2)
=2x+23
Answer:
=2x+23
Explanation: