How many electrons would the element calcium need to be electrically neutral?

What is the molecular formula if the empirical formula is CH20 and the molecular molar mass is 180.18?

Grade In a chemical reaction, sulfuric acid and aluminium metal react to form hydrogen gas and a salt solution of aluminium sulfate.

Cyanide inhibits mitochondrial function as a result the rate of

Refrigerating perishable foods affects biochemical reactions by decreasing the rate of reactions affecting spoilage removing bacteria increasing concentrations of antioxidants catalyzing the removal of harmful chemicals from the foods

Which of the following are chemicals? (1) clothing (2) food (3) fuels (4) all of the above

What are the coefficients that will balance this skeleton equation? a l c l 3 + naoh → al (oh) 3 + nacl?

Which cluster in the agriculture industry would be most likely to partner with the animal systems cluster to introduce new modern procedures to animal careers

Sarah is ordering cheese pizza for a party of ten people she knows each pizza has 8 slices to figure out how many pizzas to order sarah needs to know the

How many grams of sodium ions are in na2so4?

Electron configuration for iron?