Which two subatomic particles have the same mass but do not have the same charge? A. Neutrons and quarks
B. None of these
OC. Protons and neutrons
D. Electrons and neutrons
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According to the diagram, what sources contribute to the phosphorus found in soil? according to the diagram, phosphorus found in soil contributes phosphorus to what other sources?

Answer asap need it by wednesday morning calculate the ph of 0.02m hcl best answer will be brainliest

You exhale co2 which is produced during cellular respiration.  co2 combines with the water in your blood's plasma to make up one half of the body's most important buffer pair, carbonic acid.  the more physical activity you engage in, the more co2 your body is producing.  you can see this by putting some of the cabbage indicator in a glass and then blowing bubbles into it through a straw.  can you see a change in the color of the indicator?