Coke is an impure form of carbon that is often used in the industrial production of metals from their oxides. if a sample of coke is 95% carbon by mass, determine the mass of coke needed to react completely with 1.0 ton of copper(ii) oxide.

The business cycle is the periodic but irregular up-and-down movement in economic activity, measured by fluctuations in real gross domestic product (gdp) and other macroeconomic variables. a business cycle is typically characterized by four phases—recession, recovery, growth, and decline—that repeat themselves over time. economists note, however, that complete business cycles vary in length. the duration of business cycles can be anywhere from about two to twelve years, with most cycles averaging six years in length. some business analysts use the business cycle model and terminology to study and explain fluctuations in business inventory and other individual elements of corporate operations. but the term "business cycle" is still primarily associated with larger (industry-wide, regional, national, or even international) business trends.

Z-gadgets has developed a mini-laptop that will be marketed in developing countries. it is estimated that the requirement for the new product will start out slow and accelerate as the product becomes increasingly familiar to worldwide consumers. to begin to staff the new production facilities, the company should conduct a(n):   demand forecast