Calculate the energy of a photon of wavelength 11.56 meters. (Planck's constant is 6.626 x 10-34 joule seconds; the speed of light is 2.998 x 108 m/s)

How many total atoms are represented by the formula below? 4H2SO4

Fill in the missing blanks in the equation below active enzyme

The half-life of a certain element is 100 days. How many half-lives will it be before only one-eighth of this element remains?

What is the most rare solid

The majority of jupiter is made of which form of matter? liquid metallic hydrogen liquid hydrogen (non-metallic) gaseous hydrogen rock, metals, and hydrogen compounds

What are solutions that conduct electricity called? Group of answer choices concentrated solutions non-electrolyte solutions electrolyte solutions dilute solutions

Which of the following statements is true about cellular respiration? It converts energy into food, It breaks down food to release energy, It turns carbon dioxide into water. It tums water into carbon dioxide.

You react an excess of hydrogen gas with 8.00 g of oxygen gas to form water (as shown in the balanced equation below). what mass of water is formed, assuming a complete reaction?

All chemical reactions involve a transfer of energy true or false

An atom in the ground state contains a total of 5 electrons 5 protons and 5 neutrons. Which Lewis electron-dot diagram represents this atom