Which gases enters ocean water from organisms that photosynthesize?

A. carbon

B. nitrogen

C. hydrogen

D. oxygen

Which is the number of valence electrons in cadmium (Cd) ?

What is the correct answer for the subtraction 28.645 g - 22.105 g? (considering significant figures) ?

While diluting some concentrated hcl, a student accidentally got some of the acid on his/her bare hands. what is the appropriate response?

What is the correct formula for sodium nitrate

If I have an unknown quantity of gas at a pressure of 50.65 kPa, a volume of 25 liters, and a temperature of 300 K, how many moles of gas do I have?

Select the atoms whose ions have an electron configuration of n d 6 (n = 3, 4, 5 ...). For example, the 2 + ion for V ends the electron configuration with 3d 3. Check all that apply. Tl Rh Fe Os Lu Ti

When two atoms are bonded together via electrons, and one of those atoms has a greater pull upon the electrons shared, the bond formed would be?

Which party system is most common in a typical dictatorship?

According to the kinetic-molecular theory, the collision between two ideal gas particles is a result of neither attraction nor repulsion. repulsion from the wall of the container. repulsion from other gas particles.

A plant grows three inches in a month. Why is this a physical change?