What two things does pressure of gas depends on

What is the balanced equation for heptane (C7H16) burning in oxygen to make carbon dioxide and water?

How long will it take for a 750 mg sample of radium with a half life of 15 days to decay to exactly 68mg? -48 -50 -52 -54

What force works against gravity as water infiltrates the soil and moves underground? O A. Capillary action O B. Permeability C. Condensation O O D. Porosity

How many carbon atoms are contained in 84.3 g of ethyne (c2h2) ?

What is the difference between the units rem and rad? X A) Rem is a conventional unit, and rad is an SI unit B) Rem is an SI unit, and rad is a conventional unit C) Rem is used to measure biological risk, and rad is used to measure absorbed

What group of elements has the most stable arrangement in their outer energy level?

Which of the follwing is a pure substance: sugar, salt, water, or pepper? Explain how you know.

A chemistry student needs of isopropenylbenzene for an experiment. She has available of a w/w solution of isopropenylbenzene in carbon tetrachloride. Calculate the mass of solution the student should use.

Can an organism carry out cellular respiration without photosynthesis?

Predict the product for PtCl4 + F2