Elements
Most common element
Hydrogen
everything we see in the universe that we can observe is made of...
elements
what are two things marshmallows are made of
sugar and water
H2O
H-2
O-1
Solid, Liquid or Gas:
Hydrogen
Gas
Two elements in Water
Hydrogen and Oxygen
people who study all things in the universe that we can see are made of
chemist
what two elements joined together to leave the marshmallow
hydrogen and oxygen
NH3
Nitrogen- 1
Hydrogen- 3
Solid, Liquid or Gas:
Mercury
liquid
Element needed for strong bones?
Calcium
a combination of different elements joined together
compound
what did the water leave as
water vapor/smoke
CO2
Carbon- 1
Oxygen- 2
Solid, Liquid or Gas:
Oxygen
gas
Chemical symbol of O
Oxygen
small particles that make up elements
atoms
what was left
carbon
N2H4
Nitrogen- 2
Hydrogen- 4
Solid, Liquid or Gas:
Gold
Solid
Chemical element that symbol is Na
Sodium
two or more atoms fastened together
molecule
list two changes you observed during the experiment
-black smoke
-got puffy
-changed color
-hollow inside at the end
NH4Cl
Nitrogen-1
Hydrogen-4
Chlorine- 1
Solid, Liquid or Gas:
Calcium
Solid