Item 4 Which polymer structure should be used if a strong and heat-resistant adhesive is required? Choose the correct answer.

linear

branched

networked

cross-linked

Why are people not able to scuba dive in the deep part of the ocean

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?

Na chemical reaction, activation energy increases the of the reactants. this outcome causes the particles to collide, which results in the of new products.