Copper(II) Sulfide, CuS, Is Used in the Development of Aniline

question 85

Multiple Choice

Copper(II) sulfide, CuS, is used in the development of aniline black dye in textile printing. What is the maximum mass of CuS which can be formed when 38.0 mL of 0.500 M CuCl2 are mixed with 42.0 mL of 0.600 M (NH4) 2S? Aqueous ammonium chloride is the other product.

• A) 2.41 g
• B) 1.82 g
• C) 1.21 g
• D) 0.909 g
• E) 0.044 g

---

Definitions:

Marketing

Marketing encompasses the activities, strategies, and processes used to promote and sell products or services, including market research, advertising, distribution, and customer relationship management, aiming to satisfy customer needs and achieve business objectives.

Business-to-Government

Transactions conducted between companies and governmental bodies.

Consumer-to-Consumer

A type of commerce where private individuals trade goods, services, or information directly with each other, often facilitated by a third-party platform.

Higher-End Product

Goods that are considered of superior quality and higher price, often associated with luxury or premium branding.