Zinc is more active than cobalt and iron but less active than aluminum. cobalt is more active than nickel but less active than iron. which of the following correctly lists the elements in order of increasing activity?
a) zn < al < co < ni < feb) co < ni < fe < zn < alc) fe < ni < co < al < znd) ni < co < fe < zn < ale) ni < fe < co < zn < al

Janel’s class studied properties of matter and how matter can change. janel decided she would do an experiment mixing baking soda and vinegar.question: describe the properties of baking soda and vinegar, and explain the changes that janel should see when she mixes the two types of matter. •first, identify the physical state of matter of baking soda. describe another property of baking soda. •next, identify the physical state of matter of vinegar. describe another property of vinegar. •then, explain what janel should see when she mixes the baking soda and vinegar. •describe the states of matter of the new materials that are formed. •explain how janel can be certain a change has occurred. me

Which statement correctly describes potassium iodide, ki? there is a one-to-one ratio of potassium ions to iodide ions. potassium gains electrons and iodine loses electrons during the reaction. the lattice is held together by potassium anions and iodide cations.

Will mark brainliest how many electrons can be held in the energy level n = 4?