Experiments. ...
Surveys. ...
Questionnaires. ...
Interviews. ...
Case studies. ...
Participant and non-participant observation. ...
Observational trials. ...
Studies using the Delphi method.
MS-DOS is a command-line operating system.
Therefore, the best answer is Command-line.
Answer:
Aqueous carbon dioxide, CO2 (aq), reacts with water forming carbonic acid, H2CO3 (aq). Carbonic acid may loose protons to form bicarbonate, HCO3- , and carbonate, CO32-. In this case the proton is liberated to the water, decreasing pH. The complex chemical equilibria are described using two acid equilibrium equations.
PLS MARK AS BRAINLIEST
Answer:
# import the turtle library
from turtle import *
# create a turtle space
space = Screen()
# create a turtle object
z = Turtle()
# create a single Z
z.forward(50)
z.right(120)
z.forward(100)
z.left(120)
z.forward(50)
# adjust the turtle position
z.up()
z.left...
Explanation: