Air at 20°c blows over a hot steel (1 %c) plate75 by 50 cm and 2 cm thick maintained at 250°c. the convection heat transfer coefficient is 25 w/m2. °c. a 300 w is lost from the plate surface by radiation. calculate the inside plate temperature.

Needthe meter is the standard unit for: 1) height 2) length 3) weight 4) mass

Solutions of sodium carbonate and silver nitrate react to form solid silver carbonate and a solution of sodium nitrate. a solution containing 3.50 g of sodium carbonate is mixed with one containing 5.00 g of silver nitrate. how many grams of sodium carbonate, silver nitrate, silver carbonate, and sodium nitrate are present after the reaction is complete?

Which of the following are sources of revenue for media companies? a. direct sales to producers b.advertising and subscriptions c. online purchase d. capital investments