Answer: option B. there are 35 mg of lead in 1.0 L of this solution
Explanation:
1ppm = 1mg/L
Therefore 35ppm = 35mg/L
So, the solution contains 35mg of lead in 1L of the solution
Answer:
Explanation:
Inclined Plane: Easy Lifting. An inclined plane is simply an even, sloping surface. ...
Wedge: Splitting and Separating. ...
Screw: Fastening and Moving. ...
Lever: Multiplying Force. ...
Wheel and Axle: Rolling. ...
Pulley: Hoisting Heavy Loads. ...
Scissors: Making the Cut. ...
Hand Truck: Mover's Friend.
433.8267 g/mol according to Chemical aid
The correct answer is 12.2% BaO.
The solution is found by dividing the mass of the BaO, which is 25.8 grams, by the total mass of the solution, which is 212 grams, then multiplying it by 100 to get the percentage: