abksul46 abksul46

26-11-2021
Chemistry

contestada

People use solution of Na3PO4 to clean walls before putting up wall paper. If the entration is 1.7% (m/v). What mass of Na3PO4 is needed to make 2L of solution?

Respuesta :

uxleumas uxleumas

26-11-2021

Answer:

34 grams

Explanation:

Assuming m/v means mass of solute / volume of solvent, then set up the equation:

1.7/100=m/2000, by cross multiplication, m=34 grams

Answer Link

Otras preguntas

what scale factor was used in dilation

A 63 kg object needs to be lifted 7 meters in a matter of 5 seconds. Approximately how much horsepower is required to achieve this task? A. 1.16 hp B. 8

Find the x value so that the line through the points (x,-9) and (0,1) has a slope of -4

Mrs. Bryant’s class decides to perform an experiment during a class connect session to determine how long it takes different objects to hit the floor when dropp

he isosceles triangle has a perimeter of 7.5 m. Which equation can be used to find the value of x if the shortest side, y, measures 2.1 m?

Each year, thousands of people visit Yellowstone national park. Audiotapes for visitors include interviews with early settlers and information about geology, wi

If matrix A has dimensions m x n and matrix B has dimensions n x p where m, n, and p are distinct positive integers, which of the following is true? I.the produ

A train is moving in uniform velocity and acceleration. A girl inside the train tosses a coin. Where would the coin land?A - on her palmB - on the tip of her ha

What were women's rights in classical Persia?

*15 Points* Describe the characteristics of a commonwealth.