What element has three electrons in its 5d sublevel? nd nb ta u

What part of the digestive system removes most of the water from food? Question 4 options: Small intestine Stomach Large intestine Esophagus Save

The quantity "one mole" will not be equal to a. 22.4 L of H₂ (g) at STP b. 6.02 x 10²³ carbon atoms c. 64 grams of SO₂ (g) d. 36 grams of H₂O e. 207 grams of Pb

are there any chemical bonds or forces of attraction between a solid surface (such as a glass (SiO2) or a polypropen (C3H6) plate) and a liquid drop of water/of oil? if yes, what kind?

You fill a rigid steel cylinder that has a volume of 20.0 L with nitrogen gas to a final pressure of 2.00 * 10^4 Kpa at 28c How many kilograms of N2 does the cylinder contain

Describe the basic differences of physical weathering and erosion?

Which pair of nitrogen bases will form a bond in a DNA molecule? a. cytosine and adenine b. adenine and thymine c. guanine and thymine d. thymine and cytosine

Most meteors that fall into the earths atmosphere burn up before reaching the ground. Why is this?

Imagine a chemist is in the lab and trying to make some chemical reactions happen. In one reaction she reacts chemicals in an exothermic reaction and there is an increase in entropy.

Which of the following requires an oxidizing agent? Al yields Al3+ 2 O yields O2 Cl2 yields 2 Cl- Ag + yields Ag

Type of ion formed by group 2A elements