starbutterfly2456
starbutterfly2456 starbutterfly2456
  • 16-12-2018
  • Chemistry
contestada

I don't know how to do any of these.plz help.its a study guide for my chemistry exam tomorrow ✌

I dont know how to do any of theseplz helpits a study guide for my chemistry exam tomorrow class=

Respuesta :

unicornsflyhigh
unicornsflyhigh unicornsflyhigh
  • 16-12-2018

6.02 x 1023 atoms weigh out 63.55 grams copper.


No. of Molecules in water = 3.5mole x (6.02 x 10^23) molecules/mole = 2.107 x 10^24 molecules of H2O

Answer Link

Otras preguntas

What types of images are formed in a converging lens and a diverging lens?
11. Cindy Haskins is paid $8.00 per hour for a regular 35-hour week. Her overtime rate is 1 times her regular hourly rate. This week Haskins worked her regular
Two 4.3546 cm x 4.3546 cm square aluminum electrodes, spaced 0.6408 mm apart are connected to a 73.68 V battery. What is the capacitance in pico Farads?
i also need help with this​
A(n) 9.9 g bullet is fired into a(n) 138 g block of wood at rest on a horizontal surface and stays inside. After impact, the block slides 13 m before coming to
If sales tax is $8.25%, how much sales tax must you pay on an oven that cost $362.00? What will be the final price of the oven?
Please I really need help with this one
Everything else held constant, a balanced budget increase in government spending (that is, an increase in government spending that is matched by an identical in
If 8 is added twice a number and this sum is multiplied by 4, the same result is the same as if the number is multiplied is added to the product
How did space exploration affect the Cold War during the 1970s?