What method is suitable to separate water from aqueous magnesium sulphate?.

It's 90 °f in the shop with high humidity. what pressure will be shown on the high-side pressure gauge (ac system on)?             a.  10 to 50 psi    b.  40 to 140 psi  c.  210 to 290 psi  d.  at least 350 psi

Nick wants to find out what the melting point of wax is. he has a block of wax, a graduated cylinder, a pan, a thermometer, and scales. which is the best procedure to follow for the experiment?

Ihave a friend name remmy his profile ic is a dragon put his name on is batman i have a new acount but he doesn't know and i cant find him has anyone seen him and or can anyone me