Most rocks are made of what elements?
1. lithium, nitrogen, selenium, fluorine, chlorine, antimony, gallium, tin
2. oxygen, silicon, aluminum, iron, calcium, sodium, potassium, magnesium
3. carbon, hydrogen, rubidium, nickel, zink, copper, lead, gallium
4. quartz, granite, marble, limestone, shale, sandstone, obsidian, mica
Answers: 1
Another question on Chemistry
Chemistry, 22.06.2019 03:00
In the 1800s, one of the statements in john dalton's atomic theory was that atoms are indivisible. later experimental evidence led to the discovery of subatomic particles such as neutrons, electrons, and protons. what happened to the indivisible atom part of dalton's atomic theory, and why?
Answers: 3
Chemistry, 22.06.2019 08:20
What is the formula for the compound dinitrogen pentoxide? a. n4o5 b. n5o4 c. n4o6 d. n5o2 e. n2o5
Answers: 3
Chemistry, 22.06.2019 14:30
Need ! asap will mark 10 pts using the room temperature line (orange line) and your periodic table, make lists that identify the state of matter (gas, liquid, or solid) in which each element you plotted exists at room temperature. explain your answers
Answers: 1
Chemistry, 22.06.2019 15:30
The reactions of photosynthesis occur in the of plant cell? a.mitochondria. b. lysosomes. c. chloroplasts. d. chlorophyll
Answers: 1
You know the right answer?
Most rocks are made of what elements?
1. lithium, nitrogen, selenium, fluorine, chlorine, antimony,...
Questions
Mathematics, 06.08.2021 17:30
Mathematics, 06.08.2021 17:30
Mathematics, 06.08.2021 17:30
