The amount of kinetic energy an object has depends on itsAn object has a velocity of 8 m/s and a kinetic energy of 480 J. What is the mass of the object? (Formula:)

7.5 kg

15 kg

60 kg

120 kg

Write a paragraph that provides examples of each stage of volcanic activity, a description of the volcano, and facts about each stage.

Select the following solutions that would form a buffer. Select all that apply. A. 0.1M HNO3 and 0.15M NH4Cl B. 0.5M NaNO2 and 0.5M HNO2 C. 0.1M KC6H5COO and 0.05M C6H5COOH D. 0.1M NH3 and 0.1M KClO E. 0.05M NaOH and 0.1M HCHO2 F. 0.1M KF and 0.

Using the information in the table, what is the average atomic mass of sulfur?

8. A proposed mechanism for the decomposition of hydrogen peroxide (H2O2) consists of three elementary steps: H2O2 (g) → 2OH (g) H2O2 (g) + OH (g) → H2O (g) + HO2 (g) HO2 (g) + OH (g) → H2O (g) + O2 (g) The rate law of the reaction is first order

What method would you use to obtain pure water from a mixture of water and ink

The rock record indicates that photosynthesis began on Earth about 3.5 million years ago. a. True b. False

Charcoal appears black in color because it A) emits black-colored light. B) has a black-colored pigment. C) absorbs all wavelengths of light that fall on it. D) reflects all wavelengths of light that fall on it.

Determine the identity of the element that contains exactly three 4p electrons in the ground state

A substance that decreases hand increases ph when it dissociates in water is called

Why did scientists pre-Lavoisier believe that matter was destroyed in the burning fire experiment?