What 2 elements that share the same properties and reactivity as the silicon?

What is the molarity of an aqueous phosphoric acid solution if 13.13 mL is completely neutralized by 19.64 mL of 0.09291 M NaOH? Collapse question part Part 1 Incorrect answer.

Describe the hybrid orbitals used by the central atom and the types of bonds formed in o3

True or false the three types of seismic waves are P eaves, S waves, and T waves

A solid is placed in a solution. Which observation most likely indicates that a chemical reaction has occurred? A.) The size of the solid has rapidly decreased. B.) The color of the solution has not changed. C.

The reaction described by the equation O 3 (g) + NO (g) ⟶ O 2 (g) + NO 2 (g) has, at 310 K, the rate law rate of reaction = k [ O 3 ] [ NO ] k = 3.0 * 10 6 M - 1 ⋅ s - 1 Given that [ O 3 ] = 7.0 * 10 - 4 M and [ NO ] = 5.

To what decimal place should each answer be rounded how many significant figures does the rounded answer have 9 cm + 2.8 cm = 11.8 cm

Wasser and water are examples of cognates. True or False

Write the net ionic equation, including the phases. 2hbr (aq) + ba (oh) 2 (aq) - - - > 2h2o (l) + babr2 (aq)

A student needs to prepare 50.0 mL of a 1.30 M aqueous H2O2 solution. Calculate the volume of 5.0 M H2O2 stock solution that should be used to prepare the solution.

Which of the following is the best name for a compound made from nitrogen and oxygen? (N2O3) nitrogen oxide nitrogen II oxide nitrogen trioxide dinitrogen trioxide