Cuando se quema fosforos es cambio quimico ofisico

In which of the following aqueous solutions would you expect AgI to have the highest solubility? In which of the following aqueous solutions would you expect AgI to have the highest solubility? 0.038 M NaI 0.050 M AgNO3 0.025 M KI 0.

The reaction, 2C4H10 (g) + 13O2 (g) à 8CO2 (g) + 5H2O (g), is the combustion of butane. What occurs as the reaction proceeds?

A fossil of a sable antelope was observed in the topmost layer of soil. A fossil of a zebra was found below it. The bottom layer contained fossils of a blue antelope. This discovery tells us that. The sable antelope is the.

15pts! Josiah describes cobalt (Co) as being shiny and able to conduct electricity. Using the periodic table, is he correct? Explain why or why not.

Jonathan is working in his basement on a science fair project when his little sister closes and locks the door. Jonathan wants to let his parents know that he is stuck down in the basement.

Marcus measured the masses and volumes of samples of four different substances, and he calculated their densities. The table shows Marcus's measured and calculated values. Substance Mass (g) Volume (cm3) Density (g/cm3) aluminum 5.7 2.1 2.

5. Rocks and sediment change their form as they move through the rock cycle. Which change involves melting? O lava to rock O magma to lava O rock to magma rock to sediment Submit .

Glucose is a simple sugar made up of a carbon, hydrogen, and oxygen. What kind of molecule is glucose?

Imagine that you have a 7.00 LL gas tank and a 3.50 LL gas tank. You need to fill one tank with oxygen and the other with acetylene to use in conjunction with your welding torch.

Which profession is likely to use a radiation shield