Which common material is an example of a polyamide?

TeflonTM

nylon

polystyrene

PET fibers

At the same temperature and pressure, which sample contains the samenumber of moles of particles as 1 liter of O2 (g) ? (1) 1 L Ne (g) (3) 0.5 L SO2 (g) (2) 2 L N2 (g) (4) 1 L H2O (ℓ)

1. Which of the following is not an example of a change that causes acceleration?

A ball is pushed from a stop and rolls 6m in 2 s. Student A says the averagw spewd of the vall is m/s srudent b says the average speed of thebball os 1.5 m/s2 which student is correct

Which of the following is most likely to be amorphous? -glass -solid sulfur -solid calcium -gold

Agarose gels can be used to study what size of DNA fragments?

What is true of the bottom layer of the ocean? Select the two correct answers. A. It has the largest plants. B. It has the lowest salinity. C. It has the greatest density. D. It has the coldest water. E. It has the most sunlight.

Which sae standard (s) must be referred to on the label of approved hfc-134a refrigerant recycling machines?

What is the final concentration if a 50.0 mL sample of a 15% H2SO4 solution is added to water to give a final volume of 250 mL? 1.5% H2SO4 solution 25% H2SO4 solution 10% H2SO4 solution 3% H2SO4 solution

The equation below shows how hydrochloric acid (hcl) ionizes in aqueous solution. based on this equation, what can you infer about the acid ionization process?

Give the molecular geometry and number of electron groups for sf4. give the molecular geometry and number of electron groups for.