Consider the element with the electron configuration [kr]5s24d105p5. This element is.

For each of the following mixtures decide if filtering would be suitable to separate the substances. explain your answers. oil in water sugar in water sand in water chalk in water tea leaves in a cup of tea

When water dissociates, each water molecule splits into a hydroxide ion and a) h 3 o + b) a hydrogen atom c) a hydrogen ion d) h 2 o e) oh —

Measurements that have similar values are: a. usually accurate b. sometimes accurate c. always accurate d. never accurate