Select all the species that are ions. hcl nacl nh4+ h2po4- ccl4 h3o+

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

Which other elements contain the same number of outer electrons as sodium

How many moles of carbon dioxide will form if 2.5 moles of c3h8 is burned