57.1% carbon, 6.16% hydrogen, 9.52% nitrogen, and 27.18% oxygen

For the following reaction, 5.65 grams of oxygen gas are mixed with excess hydrochloric acid . assume that the percent yield of water is 86.4 %. hydrochloric acid(aq) + oxygen(g) water(l) + chlorine(g) what is the ideal yield of water ? grams what is the actual yield of water ? grams

Which of the following true? a_volcanoes and earthquakes often near the plate boundaries. b_volcanoes occur whereve there are tall mountains. c_earthquakes cause volcanoes in the same location to erupt violently d_volcanoes and earthquakes occur only where plates are colliding with each other

There are 6.022, 104 atoms of hg in 1 mole of hg the number of atoms in 45 moles of hg can be found by multiplying 4.5 by 6.022, 102 which is the number of atoms in 4.5 moles of hg, correctly written in scientific notation with the correct number of significant figures? 0 21,109 0 21,100 271, 1024 27.099, 100 mark this and retum save and exit submit