How does plastic impact the environment as a result of human activities

In apex! a liquid heated beyond a certain temperature becomes

Which of these is an example of pseudoscience? a) predicting the time of sunrise based on data on position of earth b) predicting the date of the moon phases based on data on position of earth c) predicting eclipses based on the position of the sun and the moon d) predicting future events in a person's life based on the position of the moon

How many oxygen atoms are there in 3.15 moles of hcl manganese (iv) oxide, mno2