The role of phosphate in detergent powder is …………..
A. control pH level of the detergent water mixture
B. remove Ca2+ and Mg2+ ions from water that causes hardness of water
C. provide whiteness to the fabric
D. more soluble in soft water
Answer:B
The role of phosphate in detergent powder is …………..
A. control pH level of the detergent water mixture B. remove Ca2+ and Mg2+ ions from water that causes hardness of water C. provide whiteness to the fabric D. more soluble in soft water