How would you solve, Phosphorus 32 has a half life of 14.0 days. Starting with 2.00g of 32P, how many grams will remain after 112 days

The combustion of ethane (C 2 H 6) produces carbon dioxide and steam. 2 C 2 H 6 (g) + 7 O 2 (g) ⟶ 4 CO 2 (g) + 6 H 2 O (g) How many moles of CO 2 are produced when 5.30 mol of ethane is burned in an excess of oxygen?

Which metal chlorides are insoluble in water?

A lithium atom has an atomic number of 3 and a mass of 7. The number of electrons which it has in the 1st shell (principal energy level) is?

Radar uses radio waves to detect objects. It works by bouncing waves of objects to determine their location, size, and speed. For which of the following purposes do meteorologists use Doppler radar?

Which statement is true about inorganic compounds? They are not made of atoms. They contain carbon. They are not made from living things. They are all elements.

Explain hydrocarbons as fue

How many grams of K2CO3 are needed to prepare a 400.0 mL of a 4.25M solution? 1.7 g 235 g 81.3 g 138 g

A student titrates an unknown amount of potassium hydrogen phthalate (khc8h4o4, abbreviated khp) with 20.46 ml of 0.1000 m naoh solution. khp has one acidic hydrogen. what mass (in grams) of khp was titrated by the sodium hydroxide solution?

Name these Ionic Compounds a. LiCl b. NaCl c. KBr

Period 4 of this periodic table is highlighted. What happens as you move from right to left across the period? The elements become more reactive. The elements change from metals to nonmetals. The elements become less stable.