4) There are four isotopes of lead. Data on their atomic structure can be found in the table. Find the average atomic mass of lead in the space below.
Isotope
Protons
Neutrons
Percent Abundance
A
82
122
1.37%
B
82
124
26.26%
С
82
125
20.82%
D
82
126
51.55%

The following reaction shows the products when sulfuric acid and aluminum hydroxide react. al(oh)3 + h2so4 → al2(so4)3 + h2o the table shows the calculated amounts of reactants and products when the reaction was conducted in a laboratory. initial mass and yield sulfuric acid aluminum hydroxide initial amount of reactant 40 g 15 g theoretical yield of water from reactant 14.69 g 10.38 g what is the approximate amount of the leftover reactant? 11.73 g of sulfuric acid 10.33 g of sulfuric acid 11.12 g of aluminum hydroxide 13.67 g of aluminum hydroxide

Choose all the answers that apply. ionic compounds dissolve easily in water do not dissolve in water have low melting points have high melting points conduct electricity when melted

Find the mass in grams of 1.37x1020 particles of h3po4