subject
Chemistry, 08.10.2019 14:30 hejdiidid9311

How many moles of sodium atoms in 255 grams of na2so4

ansver
Answers: 1

Another question on Chemistry

question
Chemistry, 22.06.2019 00:00
Which of the following statements is true? a. elements in the last period are radioactive. b. atomic weight is the same as atomic mass. c. elements in the same group have the same number of electron shells. d. atomic number equals the number of neutrons in the nucleus of an atom.
Answers: 1
question
Chemistry, 22.06.2019 15:30
Two metal blocks that have slightly different temperatures are placed next to one another. after five minutes, they both have lower but equal temperatures. according to the law of conservation of energy, what  most likelyhappened? energy was created inside the blocks.energy was destroyed inside the blocks.energy was absorbed into the blocks from outside the system.energy was transferred from the warmer block to the cooler block.
Answers: 2
question
Chemistry, 22.06.2019 15:30
Draw the lewis dot structure for each of the following polyatomic ions
Answers: 1
question
Chemistry, 22.06.2019 16:00
If 15 drops of ethanol from a medical dropper weight 0.60g, how many drops does it takes from a dropper to dispense 1.0ml of ethanol? the density of ethanol is 0.80g/ml
Answers: 1
You know the right answer?
How many moles of sodium atoms in 255 grams of na2so4...
Questions
Questions on the website: 13722363