Question

an evaporating dish is made of ceramic , while a watch glass is made of glass. what is the advantage of ceramic over glass?

Answer 1

i need help with #4 a,b,c,d

Answer 2

a) is correct
b) part i) and ii) seem incorrect where did you get 38.2mL?, part i) should be 0.050L, part ii) you just need to convert remember 1L = 1000mL
c) You seem to have the right idea, pretty sure sig figs will just be 3
d) look at table 2 on page 15 and think about it, I'm sure you can figure it out