Density is equal to the mass of a substance divided by its volume. Some engineers ordered 24,000,000 kg of concrete to fill 10,000 cubic meters area. What is the density of the type of concrete they ordered?

The graph below compares the rates of reaction of a burning candle and an exploding firework. comparing chemical reactions what can you conclude from the graph? the reaction that causes a firework to explode requires less energy to start, and occurs more rapidly than the reaction that causes a candle to burn. the reaction that causes a firework to explode requires less energy to start, and occurs less rapidly than the reaction that causes a candle to burn. the reaction that causes a firework to explode requires more energy to start, and occurs less rapidly than the reaction that causes a candle to burn. the reaction that causes a firework to explode requires more energy to start, and occurs more rapidly than the reaction that causes a candle to burn. mark this and return

Where in the cell are ribosomes made?

Crossing over and independent assortment are important activities that occur during meiosis. what is the significance of these activities