Which is true of hydroxide ions?

a.) they contain two hydrogen atoms

b.) they are not found in pure water

c.) they dissociate to form protons

d.) they have a negative charge

how will the lever of carbon in the atmosphere change if humans do nothing to reduce their impact on the carbon cycle

To see a general view of a microscope slide use power if you need to see a more specific and detailed view use power

What are all the parts of this organelle?

What is the behavior of homologous chromosomes during prophase?

How do barnacles disperse

If Tyler does not eat a diet that excludes essential amino acids, his cells will not be able to build

Dr. o is playing in her garden again. she needs 1 kg of potting soil for her plants. she has 750g. how much more does she need?

What causes leaves to dry out

A science class tested ways to clean water after an oil spill. Each group of students was given 100 mL of vegetable oil, 100 mL of engine oil, and 800 mL of water in a rectangular plastic container.

How does the flow of energy from earth's hot interior drive the formation of igneous rocks?