Name the type of simple machine: a hammer prying a nail out of a piece of wood

Once of the skills necessary for this experiment is dilution. if you have 4.29 ml of. 806 m bleach, what will be the new concentration if the bleach is diluted to 100 ml in a volumetric flask? report answer to 4 decimal places. do no include units.

Who was the first person credited with developing an atomic theory on the results of experiments

Solid in a gas is there a difference between a solid and gas is

What is the minimum pressure in kPa that must be applied at 25 °C to obtain pure water by reverse osmosis from water that is 0.227 M in sodium chloride and 0.078 M in magnesium sulfate? Assume complete dissociation for electrolytes.

A ratio wave travels 186,000 miles per second. How many kilometers will the wave travel in one microsecond? (1 mile=1.61 km)

There is a large increase in ionization energy between the second and the third ionization energies of a metal. What kind of ion is the metal likely to form? Include the charge in your answer.

Which of the following are true statements about equilibrium systems? For the following reaction at equilibrium: CaCO3 (s) ⇌ CaO (s) + CO2 (g) adding more CaCO3 will shift the equilibrium to the right.

How many sulfide ions are present in 23.5g of Sb2S3

2. An automobile tire has a pressure of 210 kPa at 293 K. What will be the tire pressure after driving, if the tire temperature rises to 308 K?

Students measuring the mass of a rock record 6.759 g, 6.786 g, 6.812 g, and 6.779 g. Which other measurement of the block's mass would be most precise? A. 6.702 g B. 6.781 g C. 6.605 g D. 6.858 g