subject
Chemistry, 22.10.2019 02:00 haileysolis5

The half-life of substance-x is 5 minutes. if you start with 20g of substance-x, how much substance-x is leftover after 5 minutes? how about 10 minutes?

ansver
Answers: 3

Another question on Chemistry

question
Chemistry, 22.06.2019 07:00
How far is the region from the equator or control climate
Answers: 1
question
Chemistry, 22.06.2019 10:00
Part 1: include important facts found through your research. part 2: include your visual display. include your summary of “the chemistry of water” from the national science foundation website. include your experiment. part 3: include responses to the reflection questions.
Answers: 1
question
Chemistry, 22.06.2019 10:30
Balance and in which category does it fit in? single or double displacement or synthesis or decomposition? (a) k2 o → k + o2 (b) na + i2 → nai (c) cu(no3 )2 + naoh → cu(oh)2 + nano3 (d) kclo3 → kcl + o2 (e) ca(no3 )2 + hbr → cabr2 + hno3 (f) sn(oh)2 → sno + h2 o (g) p4 + n2 o → p4 o6 + n2 (h) fe + al2 (so4 )3 → feso4 + al (i) alcl3 + na2 co3 → al2 (co3 )3 + nacl (j) c3 h6 + o2 → co2 + h2 o
Answers: 1
question
Chemistry, 22.06.2019 17:00
Astable electron arrangement for an atom is one that does not easily change. how is this arrangement arrived at? a. valence electrons are transferred or shared to create a full outer shell of electrons. b. valence electrons are discarded into space to create a full outer shell of electrons. c. protons (positive charge) pair with valence electrons (negative charge) to create a strong bond. d. outer shells with valence electrons are transferred or shared.
Answers: 2
You know the right answer?
The half-life of substance-x is 5 minutes. if you start with 20g of substance-x, how much substance-...
Questions
question
Biology, 13.10.2020 06:01
Questions on the website: 13722359