10 The book will serve as a flat surface on which you
will later place additional weights. It has its own
mass, which you need to measure,
Zero the balance. Place the book on the balance.
Measure the mass to the nearest gram (1 g).
g

497.680g 270

Which statement describes both homogeneous mixtures and heterogeneous mixtures?

What approach is required to balance the objectives of sustainable development? balancing the objectives of sustainable development requires a(n) .

Ican determine the molar mass of an element by looking on the under the atomic mass for the element. for example the molar mass of phosphorus is 30.974 grams/mole. avogadro’s number tells me the amount of representative particles in 1 mole of any substance. this means 12.011 gram sample of carbon and a 32.0 gram sample of sulfur have the same number of atoms.