Which of the answer choices correctly describes a substance that breaks apart in water to produce an excess of hydroxide ions (oh−)? base neutral acid salt

For each of the following mixtures decide if filtering would be suitable to separate the substances. explain your answers. oil in water sugar in water sand in water chalk in water tea leaves in a cup of tea

Which of these conditions most likely produces an unstable isotope?

Great amounts of electromagnetic energy from our sun and other bodies in space travel through space. which is a logical conclusion about these electromagnetic waves? their energy must be very their frequency must be very low these waves can travel without a medium they only travel through a vacuum of space