# biochemistry

posted by
**Anonymous** on
.

What is the number of g of NaCl in 500 ml of a 10% (w/v) solution?

1. 5%

2. 10%

3. 50%

4. 1%

5. 15%

posted by
**Anonymous** on
.

What is the number of g of NaCl in 500 ml of a 10% (w/v) solution?

1. 5%

2. 10%

3. 50%

4. 1%

5. 15%