21acrocker
21acrocker
23-10-2017
Chemistry
contestada
what were the first 16 elements known in 1760
Respuesta :
breslowa21
breslowa21
23-10-2017
Hydrogen
Helium
Lithium
Beryllium
Boron
Carbon
Nitrogen
Oxygen
Fluorine
Neon
Sodium
Magnesium
Aluminum
Silicon
Phosphorus and
Sulfur
Answer Link
VER TODAS LAS RESPUESTAS ( 11+ )
Otras preguntas
four conditions which cause a metathesis reaction to occur?
Find the exact circumference of a circle with an area equal to 36 sq. in.
4/3(pi)r^3 =V I don't know how to make the symbols on here... solve for "r"
who is the most prominent person in the entire Congress
Indirect Proof Help? Stuck between last 2 choices What is the assumption needed to begin an indirect proof of the following statement? "A team is as strong as i
Simplify the expression 17c4. Show work please.
11. Which one of the following is a correct formation reaction? A. C(diamond) → C(graphite) B. H2(g) + O(g) → H2O(l) C. C(graphite) + 4H(g) → CH4(g) D. 6C(graph
Hannah wants to encircle a tree trunk with a flower bed. If the center of the tree trunk is the origin and Hannah wants the flower bed to extend 3 feet from the
4/5x1 1/6 what is answer
A person takes a trip, driving with a constant speed of 89.5km/h, except for a 22min rest stop. If the person's average speed is 77,8km/h (a.) how much time is