What is responsible for the whistling sound that often accompanies firework?

sodium sulfate has the formula NA2SO4. a) what is the mass percentage of each element in sodium sulfate? b) how many grams of this compound contain 2.00grams sulfur

What is an example of a cation what's an example of a cation

Which below is a mixture? Table salt Diamonds Sugar water Water

Of Sr or Ba, the element with the higher first ionization energy is

Hazardous waste recycling facilities will only collect batteries. True False

Which is the best term to use describing the energy of position

Regalo puntos : v vengan a mi prros

Write a net ionic equation for the overall reaction that occurs when aqueous solutions of phosphoric acid (h3po4) and potassium hydroxide are combined. assume excess base. use the pull-down boxes to specify states such as (aq) or (s).

What are the coefficients that will balance the skeleton equation below? n + h ⟶ nh?

Restate Newtons first law in terms of acceleration