Chemistry

(b) H_(3)C-CH-CH_(2)-CH_(2)-CH_(3) H_(2)C-CH_(3) 2-Ethylpentane Spell out the full name of the compound. The correct name is square

Question 2 (Multiple Choice Worln 2 Points) (05.01 LC) Which of the following groups have seven valence electrons and are very reactive? Column 1 alkali metals Column 2 alkaline earth metals Column 17 halogens Column 18 noble gases

Type the correct answer in each box. Which chemical symbols will complete the equation for this decomposition reaction? 2KIarrow 2square +square 2

Asbestos is made from minerals. CHOOSE AN OPTION BELOW True False

To prepare aluminum for welding, it should be cleaned with an approved chemical such as MEK. rose oil. acetone. hydrofluoric acid.

In which orbitals would the valence electrons for carbon (C) be placed? sorbital and d orbitals sorbital only porbitals only sorbital and p orbitals

An element is a pure substance that consists entirely of one __ electron proton neutron atom

Q. KEY QUESTIONS 1. What changes occur to chemical bonds during a chemical reaction? 2. How does the change in energy of a chemical reaction predict whether or not the reaction will occur? 3. Explain the role of enzymes and how they affect the chemical reactions of living things.

How many grams of KOH would be required to make 2.00L of a 0.50M solution of KOH? 46.1 g 40.1g 56.1g 50.10 g

Given: Al(OH)_(3)+3HNO_(3)arrow Al(NO_(3))_(3)+3H_(2)O How many moles of Al(OH)_(3) are required to react with 2.65 moles of HNO_(3)