Identify the element with 4 valence electrons and the least mass

Predict the precipitate produced by mixing an Al (NO3) 3 solution with a NaOH solution. Write the net ionic equation for the reaction. (Include the states of matter.)

What are properties of radio waves

In one experiment, you do not have the metal oxalate product as dry as possible. How might this affect the pyrolysis procedure?

If 46.1 g of copper at 11.6 °C is placed in 85.0 g of water at 72.4 °C, what is the final temperature of the mixture? The specific heat capacities of copper and water are 0.385 J/g. K and 4.184 J/g. K, respectively, a. 71.2 °C b. 51.0 °C C 69.5 °C d.

Need to lose one electron to form a stable octet b. alkali metals c. alkaline earth metals d. noble gases e. lanthanides

A sample of pure copper has a mass of 5 grams calculate its volume

Which statement best explains why carbon is present in so many kinds of molecules? Question 1 options: It is abundant on earth, so it is readily available to bond with other elements. It does not form strong bonds, so it breaks apart.

How long does it tae for bleach to evaprate?

What product (s) forms at the cathode in the electrolysis of an aqueous solution of k2so4?

What element is used as a shield to protect people from radioactive substances?