can some one plzzzzzzzzzz help me with these two chemistry problams?

1 ⤊

can some one plzzzzzzzzzz help me with these two chemistry problams?

they are soo easy but i cant remeber how to do them.....so if u can please help me do it and explain how u got the answer......

1)what is the volume(in cm3) of a block of gold 2 cm X 4 cm X 12 cm?

2)what is the mass of the gold block in question 1?

thanx i really appreciate it !!!!

2007-01-28 09:30:21 · 2 answers · asked by help 1 in Science & Mathematics ➔ Chemistry

2 answers

density of gold is 19.3g/ml
volume =l x w x h
v=2x4x12=96cm3 or ml
density =m/v
19.3g/ml=m/96ml=1852.8g

2007-01-28 09:45:03 · answer #1 · answered by science teacher 7 · 1⤊ 0⤋

2cm x 4cm x 12cm = 96cu cm

The density of gold is 19.3 g/cu cm

96cu cm x 19.3g/cu cm = 1853 g

2007-01-28 17:47:01 · answer #2 · answered by steve_geo1 7 · 0⤊ 0⤋