Maria and Sharna were analyzing the data from their lab report. Maria had calcuated the mass of an aluminum block to be 31.80g. Sharna reported that the true mass must fall in the range of 31.800g and 31.801g. Did Sharna do it correctly?

Newtons second law deals most cosely with

When 225mg of anthracene, c14h10(s), was burned in a bomb calorimeter the temperature rose by 1.75k. calculate the calorimeter constant. by how much will the temperature rise when 125mg of phenol, c6h5oh(s), is burned in the calorimeter under the same conditions? (δch< (c14h10,s)=–7061 kj mol−1.)

What diagram shows the ionic compound of magnesium oxide