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Chemistry, 22.06.2019 13:30, annanikherrera
If the concentration of phosphate in the cytosol is 2.0 mm and the concentration of phosphate in the surrounding fluid is 0.1 mm, how could the cell increase the concentration of phosphate in the cytosol? a) passive transportb) diffusionc) active transportd) osmosise) facilitated diffusion
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Chemistry, 24.06.2019 03:30, ukyflyfl
Agroup of students working in a high school chemistry lab believe they have discovered a new element! how exciting! upon further testing by scientists (with better equipment), it is found that the new element contains 74 protons and 110 neutrons. 1. what is the atomic number of this element? ¬¬ 2. what is the mass number of this element? 3. is this really a new element? explain your reasoning. 4. give the name and symbol for this 5. when the students discovered it, did they find a solid, a liquid, or a gas? explain your reasoning.
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