What are substances that cannot be broken down into summoner subtances

One kilometer (km) equals 1000 meters (m). How many meters are equal to 0.044 km?

You purchase a bottle of concentrated sulfuric acid from a chemical supplier. The bottle reads Sulfuric acid (95% w/w) plastic coated safety bottle. The label lists the density of the acid as 1.85 g/mL and the molar mass as 98.

Compounds have physical properties that A. resemble the physical properties of one of their elements. B. differ greatly from the properties of all of their elements. C. resemble the physical properties of all of their elements. D.

If 60 ml of naoh solution neutralizes 40 ml of 0.50 m h2so4, the concentration of the naoh solution is most nearly:

If 20 grams of N2 react completely with H2, how many moles of NH3 are produced? Show Work

Mg3 (Si2O5) 2 (OH) 2 There are. 0893 moles of magnesium how many moles of silicon are there in the sample?

The volume of a gas is reduced from 4 L to 0.5 L while the temperature is held constant. How does the gas pressure change? It increases by a factor of two. It increases by a factor of eight. It decreases by a factor of eight.

Write the complete balanced equation for the decomposition of sodium chloride (NaCl)

What is the term for the different phases water can take?

The amazing successes of science are because scientists have followed the rules of science True or false