Mass Carbon 164.2 181 156.9 156 109.8 115 111.4 132 87.0 96 161.8 170 230.9 193 106.5 110 97.6 94 79.7 77 118.7 106 248.8 204 102.4 98 64.2 76 89.4 89 108.1 102 89.4 91 76.4 97 131.7 128 100.8 88 78.9 86 387.8 310 135.0 141 82.9 90 117.9 130