Multiple states of matter - mixture
Same state of matter - pure
Separated physically- mixture
Consistent properties - pure
Can’t be separated- pure
Can’t be a single element - mixture
An acid is a hydrogen containing substance with a PH between 1-7 and is capable of donating a proton (hydrogen ion)
I think it’s B
Sorry if I’m wrong
D. No limits on government leadership
A Democratic government sets limits on the amount of power the government has, the people have more power. So free elections, voluntary action, citizen participation; All of these involve democratic things and gives power to the people. No limits on the government leadership would take power from the people, which is unacceptable in a democratic government.
Answer:
Arsenic (33As) has 33 known isotopes and at least 10 isomers.