Identify the f-block element.

Group of answer choices

Gd

Ta

K

S

None of these

Which action would shift this reaction away from solid calcium fluoride and toward the dissolved ions? which action would shift this reaction away from solid calcium fluoride and toward the dissolved ions?

What do the coefficients in chemical equations involving gases, solids, and liquids represent?

Calculate the pressure using the formula P = 1.03 + Mass on Syringe / area of Top of Syringe Pressure: kg/cm2

How many potassium atoms are in 250.0 grams of potassium? 1.66 x 10-24 atoms K 3.85 x 1024 atoms K 1.51 x 1026 atoms K 5.88 x 1027 atoms K

Which elements share the most similar chemical properties? A. Boron and Carbon B. Oxygen and Sulfur C. Aluminum ad Bromine D. Argon and Silicon

As the PH scale decreases or increases, how does this affect the acidity?

During an endothermic phase change, what happens to the potential energy and the kinetic energy? Potential energy stays the same, and kinetic energy increases. Potential energy increases, and kinetic energy increases.

In the following atomic model, where does the strong nuclear force happen? А B с -0 outside A between A and B between B and C O inside C

Which groups of elements on the periodic table form metal ions that do not require roman numerals in their names?

Write the Chemical formula for the conjugate base of the following Bronsted-Lowry acids. A) H2SO4 B) HPO4^2-