Determine the molar concentration of hcl required if 40cm^3 of hcl is reacted with 36g of magnesium via this equation. mg+2hcl=mgcl+h balance the equation when answering

Two liquids are shaken together in a test tube to produce a mixture that quickly separates into two layers. which of the following best describes the behavior of the above pair of substances? soluble insoluble miscible immiscible

The human eye contains a molecule called 11-cis-retinal that changes shape when struck with light of sufficient energy. the change in shape triggers a series of events that results in an electrical signal being sent to the brain that results in vision. the minimum energy required to change the conformation of 11-cis-retinal within the eye is about 164 kj/mol.

Which of the following describes a situation where competition between producers exists