Which of the following solutions behave as buffers? 1. 100 mL of 0.2 M CH3COOH + 50 mL of 0.4 M Ba(OH)2 2. 100 mL of 0.1 M HCl + 100 mL of 0.1 M NaOH 3. 100 mL of 0.2 M NH3 + 50 mL of 0.1 M NH4Cl 4. 100 mL of 0.1 M F− + 100 mL of 0.2 M HF

the earth would become to overheated and everything alive on it will eventually die from overheating. plants will eventually die as well, water will evaporate, and it will be nothing but a hot planet without anything living on it.

gas

explanation:

smoke is the matter of a gas

the answer is yes

it has kinetic energy

reason

an object has kinetic energy when you stop the force carrying it, the object will stay in motion.

hope this contact me for more questions if you'd like: )