thebpss
thebpss
22-09-2021
Chemistry
contestada
What is the mole of 125 mg of Na? How many Na atoms?
Respuesta :
smileybrendan2000
smileybrendan2000
22-09-2021
(125 mg Na) x (1 g/1000mg) x (1 mol of Na/22.99 g) = 5.43 E -3 mols of Na
5.43 E -3 mols x 6.022 E 23 = 3.27 E 21 Na atoms
Answer Link
VER TODAS LAS RESPUESTAS ( 43+ )
Otras preguntas
Suppose a student develops a scale model of the planets. Which two planets should be the closest in size on the model?(1 point)Uranus and SaturnEarth and VenusM
Which letter in the word 'gym' has more than one sound? a.) m b.) g c.) y
Solve for y. X= y+2/y-3
What is The point that cuts a segment into two equal segments
L is the midpoint of MN, MN = 10x and LN = 15. Find x, ML, and MN.
Describe how to manage the workspace by putting each feature under the action it helps carry out
You pack sandwiches for a mountain hike with your friends. each sandwich takes 2 slices of bread, and you pack 3 sandwiches for each hiker. how many slices of b
simplify the expression​
1. Economics is a social science concerned with: A. The best use of scarce resources to achieve the maximum satisfaction of economic wants. B. Increasing the le
Given a quadratic function, y=x2+bx+c what happens to the graph when "a" is positive? A.the parabola opens down, the vertex is the C. the parabola opens up, the
