A solution containing 255 mL of 0.00016 M Pb(NO3)2 was poured into 456 mL of 0.00023 M Na2SO4. Qsp was determined to be 9.0 x 10-9. Will the PbSO4 precipitate form

What method(s) do plants use to obtain nitrogen? select all that apply. absorb it from the atmosphere use bacteria to convert nitrogen to usable form obtain usable nitrogen compounds from the soil absorb nitrogen from water taken in at the roots

Structure of the atoms: discovery of the nucleus in 1909i need answering all of these questions

Some familiar products contain some of the same types of atoms. for instance, the chemical formula for baking soda is nahco 3. the chemical formula for liquid bleach is naclo, and the chemical formula for table salt is nacl. which choice best describes why these three products have some of the same types of atoms in common?