A stone is tied to a 0.85-meter cord. it is swung in a circle at a constant rate of 6.0 m/s. what is the centripetal acceleration of the stone? 42 m/s2 7.1 m/s2 0.14 m/s2 5.1 m/s2

The concentration of a biomolecule inside a rod-shaped prokaryotic cell is 0.0051 m. calculate the number of molecules inside the cell, which is 2.4 μm long and 1.3 μm in diamete

A 105g slab of metal is dropped into a cylinder which has 69.9ml of water in it. The water goes up to 83.3ml with the metal slab in it. What is the density?

What is the difference between an ionic bond and an covalent bond? A) An ionic bond is a bond between charged atoms, while covalent is a bond between neutral atoms.

A material that is dissolved in another material products reactants shell solution solute subatomic particle

What kinds of compounds form electrolytes in solution?

What is meant by solvation? A. nonpolar solute surrounded by polar solvent B. polar solute surrounded by nonpolar solvent C. ionic solute surrounded by nonpolar solvent D. ionic solute surrounded by polar solvent

7. Convert 158 g of C to moles.

How does molecular size affect solubility

Is mass conserved when 200 g of water undergoes a physical change? Use complete sentences to support your answer by explaining how this can be demonstrated.

For wach of the following cases, state whether the density of the object increases, decreases, or remains the same: (a) A sample of chlorine gas is compressed (b) A lead weight is carried up a high mountain. (c) A sample of water is frozen.