50cm^3 of carbon was reacted with 15cm^3 of oxygen at 100°c and 760mmhg to produce carbon (iv) oxide what percentage of the total volume of gas left after the reaction is carbon(ii) oxide (a)20 (b)40(c) 60

Which part of a feedback mechanism is able to monitor the conditions outside of cells and usually uses nerve cells to relay this information to an intergrating center

The diagrams show objects’ gravitational pull toward each other. which statement describes the relationship between diagram x and y? gravity attracts only larger objects toward one another. gravity attracts larger objects only if they are close to one another. if the masses of the objects increase, then the force between them also increases. if distance between the objects increases, then the amount of force also increases.

Draw metallic bonding if two copper