Magnesium phosphate formula

In the reaction Mg (s) + 2HCl (aq) → H2 (g) + MgCl2 (aq), how many moles of hydrogen gas will be produced from 250.0 milliliters of a 3.0 M HCl in an excess of Mg? 0.75 moles 0.38 moles 3.0 moles 1.5 moles

Which term best describes an electrical circuit? Select one: a. steady flow b. quick burst c. short-lived phenomenom d. dangerous explosion

6. What is the strongest intermolecular force? a. Dipole forces b. Hydrogen bonding C. Dispersion forces d. Covalent bonds

Calcium carbonate is a common ingredient in antacids that reduces the discomfort associated with acidic stomach or heartburn. Stomach acid is hydrocholoric acid, HCl. What volume in milliliters (mL) of an HCl solution with a pH of 1.

Which type of substance can conduct electricity in the liquid phase but not in the solid phase and why? 1) ionic compound 2) metallic compound 3) nonmetallic compound 4) molecular compound

The science of the creation of maps and charts is called

What resources that we use everyday

The density of aluminum is 2.7 g/ml. if the aluminum has a volume of 10 ml, what is the mass of the aluminum?

A. List three things that your body strives to keep constant. (example metabolism) B. Describe one way in which each of the items you listed in Part A could be at least temporarily disrupted from equilibrium.

Part I Complete and balance the following equation: NO-2 (aq) + Al (s) →NH+4 (aq) + AlO-2 (aq) (basic solution)