A 5.2 L sample of a 1.1 M KOH solution is mixed with 2.3 L of a 0.20 M Sc(OH) 3 solution. What is the pH of the mixture?

What is the theoretical yield of carbon dioxide? a)0.993 gb)2.98 gc)3.65 gd)8.93 g

Write the symbol for every chemical element that has atomic number greater than 3 and atomic mass less than 12.0 u.

Select the correct answer from each drop-down menu. describe what happens to a carbon-11 atom when it undergoes positron emission. the decay of a carbon-11 atom _1_, and this causes it to emit _2_.options for 1: > changes a neutron into a proton> changes a proton into a neutron> is hit with a neutron> reconfigures its protons and neutronsoptions for 2: > a negatively charged electron-sized particle> a positively charged election-sized particle> two atoms and several neutrons> two neutrons and two protons