When Na and Cl combine to form a compound, which atom (s) will become a cation?

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A. Na only

B. Cl only

C. both Na and Cl

D. neither Na nor Cl

Describe the general location of the electrons in a covalent bond

Match the numbers of atoms in a molecule to its possible shape A.) Tetrahedral 3 B.) linear 5 C.) trigonal planar 4

What is a substrate? a molecule that changes state a place where the reaction occurs a place on the product where the enzyme fits a reactant that is catalyzed by an enzyme

The two ways that energy can be transferred are as heat or as work. True or False?

How many grams of H20 is formed with 0.75 moles of NaOH

Which substance is the limiting reactant when 4.0 g of sulfur reacts with 6.0 g of oxygen and 8.0 g of sodium hydroxide according to the following chemical equation: 2 S (s) + 3 O2 (g) + 4 NaOH (aq) → 2 Na2SO4 (aq) + 2 H2O (l) A. O2 (g) B. S (s) C.

If EG = 19 and FG = 12 then EF = ?

Given the following reaction: 4Fe + 302 → 2Fe2O3 How many grams of Fe2O3 will be produced from 24.0 g of Fe and 5.00 g of O2? grams (round to three significant figures)

Which Group 16 element combines with hydrogen to form a compound that has the strongest hydrogen bonding between its molecules? 1. oxygen 2. selenium 3. sulfur 4. tellurium

How many hydrogen atoms are in 2.80 mol of ammonium sulfide?