Definition of alkali metals

What is the molar mass for Mn3O4?

While looking out the window, you see lightening flash and then 3 seconds later, you hear the thunder. How far was the lightening from you? A. 3,300 ft B. 3 miles C. 300 ft

If a solution has virtually no hydrogen ions what kind of pH does it have

Wavy bands of light and dark minerals visible in gnesis bedrock probably formed from the? 1) cementing together of individual minerals grains 2) cooling crystallization of magma. 3) evaporation of an ancient ocean.

Write the name and formula of the compound made of magnesium and fluorine

A compoundwhose water solution conducts electricity and turns phenolphthalein pink is? A. CH3OH B. HC2H3O2 C. HCl D. NaOH

The specific gravity of an object is 14.5. The object displaces 4 mL of water. What is its mass

Select the correct electron configuration for Vanadium. (Atomic Number 23) 1s 2 2s 6 2p 3 3s 2 3p 4 4s 2 3d 5 1s 2 2s 2 2p 6 3s 2 3p 8 4s 2 3d 1 1s 2 2s 2 2p 6 3s 2 3p 6 4s 2 3d 3 1s 2 2s 2 2p 5 3s 2 3p 7 4s 1 3d 4

Need a correct answer fast How many moles of solute are contained in a 500.0 milliliter solution that has a concentration of 0.35 M?

Starting from school you bicycle 2 km north then 6km east then 2km south. What is your final position relative to the origin (two coordinates) A garbage truck takes 10 sec to go from 0km/hr-100km/hr.