What is the total charge of an ionic compound

Which is a correct comparison between the modern quantum model and John Dalton's model of the atom? a. The modern model is not as widely accepted by scientists as Dalton's model. b.

A mineral sample has a mass of 51 g and a volume of 15 cm3 what is the density of the mineral sample

What is a rock the transform by heat or pressure

A jar of crunchy peanut butter contains 1.43kg of peanut butter. if you use 8.0% of the peanut butter for a sandwich, how many ounces of peanut butter did you take out of the container?

What are the major characteristics of Florida's three landform regions? (Northern highlands, Central highlands and the coastal lowlands)

How many grams of methane gas (CH4) are in a 15.8-liter sample at 1.2 atmospheres and 27°C? Show all work used to solve this problem

Oxygen forms a number of compounds with sulfur, many of which are quite reactive. One such compound is 57.20 % by mass S. Calculate the number of grams of oxygen present in a sample of this compound that contains 50.00 grams of S.

What is meant by "pressure of the atmosphere?" What causes this pressure?

A substance is analyzed and found to contain 85.7% carbon and 14.3% hydrogen by weight. A gaseous sample of the substance is found to have a density of 1.87 g/L, and 1 mol of it occupies a volume of 22.4 L.

Which property of a mineral sample does not influence how quickly it settles in water? 1) density 2) hardness 3) shape 4) size