Which is not evidence of a chemical reaction? juice that is made when tomatoes are whirred in a blender bubbles that form when baking soda is mixed with vinegar gases that are being expelled from a jet engine crystals that form when two solutions are stirred together

explanation: it gains negative electrons, therefore becoming negatively charged. as charge cannot be created, nor destroyed, only transferred, this leaves the wool positive. now that they have opposite charges, the two items attract.

a gas, having a molecular weight of 13 kg/kmol and a kinematic viscosity of 0.25 cm2/s, flows through a pipe 0.25 m internal diameter and 5 km long at the rate of 0.4 m3/s and is delivered at atmospheric pressure.