Can I Substitute Cocoa Powder For Chocolate Chips?

Can I Substitute Cocoa Powder For Chocolate Chips? Can I substitute cocoa powder for chocolate chips? To replace one ounce of unsweetened chocolate, use 3 tablespoons cocoa powder plus 1 tablespoon butter, shortening or oil. Dissolve the cocoa in liquid that is already used in the recipe. Can you substitute cocoa powder for semi sweet