supondo que hipoteticamente em uma dessas separações tenha sido obtido 3,5 mol de água (H2O), 6 mol de metanol(CH3OH) e 7,5 mol ácido acético (CH3CO2H),determine as quantidades em gramas dessas substancias com o auxilio de uma tabela periódica.

Why are pipes bursting in the in extremely cold weather?

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

Sodium nitrite (nano2) reacted with 2−iodooctane to give a mixture of two constitutionally isomeric compounds of molecular formula c8h17no2 in a combined yield of 88%. draw reasonable structures for these two isomers. click the "draw structure" button to launch the drawing utility. place the two compounds in the appropriate boxes below.