If you place a paper towel in water, the water will move across the paper towel. which of the following properties best explains why? surface tension adhesion cohesion both adhesion and cohesion

Given the reaction: Ca (s) + Cu2 + (aq) - Ca2 + (aq) + Cu (s) What is the correct reduction half-reaction?

P 4 + 5O 2 P 4 O 10, 1.5 moles of product was made in 30 seconds. What is the rate of reaction? 0.011 g/min 210 g/min 380 g/min 850 g/min

Which of the following is called Energy of activation or Eact? A) The energy released during an exergonic reaction. B) The additional energy required for reactions to occur spontaneously. C) The energy consumed during an endergonic reaction

Explain why the weight of an object is different on earth and on moon even though the objects mass is the same in both place.

If 89.6 joules of heat are needed to heat 20.0 grams of iron from 30.0°c to 40.0°c, what is the specific heat of the iron in jg?°c jg?°c?

What does Raoult's law state? a. The vapor pressure of a pure solvent is higher than that of a solution containing that solvent. b. The vapor pressure of a pure solvent is lower than that of a solution containing that solvent. c.

Is calcium pantothenate ionic or covalent?

One parsec equals 3.26 light years, where a light year is the distance light travels in one year. if the speed of light is 186000 mi/s, how many parsecs does it take for light to reach Mars from Earth, which is 60 million kilometers away? (1 km = 0.

In the following diagram the counter clockwise torque is?

A water wave travels 36 meters in 15 seconds. whatvis the speed of water?