Which of the following is not one of the ways that weathered nutrients can return to an ecosystem's environment?

1. dissolved in water.

2. released into the atmosphere as a gas.

3. taken from the soil by plants.

4. taken from plants by animals.

A car slows down as it approaches a traffic light. Which best describes its acceleration? Complete Negative Positive Zero

An element has four naturally occurring isotopes with the masses and natural abundances given here. find the atomic mass of the element. isotope mass (amu) abundance (%) 1 135.90714 0.1900 2 137.90599 0.2500 3 139.90543 88.43 4 141.90924 11.13

Ionization involves completely removing an electron from an atom. light of a particular wavelength can cause ionization to occur if it has the required energy. the energy to ionize a certain element is 342 kj/mol.

Microscopic view of particles in a solid a liquid and gas

There are 3 type of polar bear one with thick coat one with thin and one with medium which polar bear will not benefit from natural selection

NH4 + (aq) + OH - (aq) + H + (aq) + Cl - (aq) →NH4 + (aq) + Cl - (aq) + H2O (l). What is its net ionic equation?.

What is milk best described as? solution, suspension, compound, or colloid?

What is the density of the marble when the mass = 10g

What is the difference between polar and nonpolar bonds

How many grams of AgNO3 are needed to prepare a 0.25 m solution in 500 grams of water? Question 2 options: 125 g 0.125g 21.25 g 170g