![subject](/tpl/images/cats/himiya.png)
Chemistry, 15.10.2019 02:00 alexmiranda00
An analyst attempts to determine strontium with an atomic absorption instrument equipped with a nitrous oxide-acetylene burner, but the sensitivity associated with the 460.7nm atomic resonance line is not satisfactory. suggest at least three things that might be tried to increase sensitivity.
(a) employ a higher temperature flame (oxyacetylene).
(b) use a solvent that contains ethanol or another organic substance.
(c) add a releasing agent, a protective agent, or an ionization suppressor.
![ansver](/tpl/images/cats/User.png)
Answers: 2
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
Chemistry, 21.06.2019 20:30
Un cierto gas tiene un volumen de 800ml a 80°c y 600ml a 80°c y 600mmhg de presión. ¿cual será el volumen del gas a condiciones normales? sà el gas es oxÃgeno, ¿cuál será su peso? y ¿cuántas moléculas están presentes en el sistema?
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 00:00
The pressure inside a hydrogen-filled container was 2.10 atm at 21 ? c. what would the pressure be if the container was heated to 92 ? c ?
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 05:30
According to periodic trend, which of the following most likely has the highest ionization energy? kr be ni sc
Answers: 3
![question](/tpl/images/cats/himiya.png)
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
You know the right answer?
An analyst attempts to determine strontium with an atomic absorption instrument equipped with a nitr...
Questions
![question](/tpl/images/cats/es.png)
Spanish, 20.06.2021 18:20
![question](/tpl/images/cats/mat.png)
Mathematics, 20.06.2021 18:20
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 20.06.2021 18:20
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 20.06.2021 18:20
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 20.06.2021 18:20
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 20.06.2021 18:20
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/health.png)
Health, 20.06.2021 18:20
![question](/tpl/images/cats/himiya.png)
Chemistry, 20.06.2021 18:20
![question](/tpl/images/cats/en.png)
English, 20.06.2021 18:20
![question](/tpl/images/cats/istoriya.png)
History, 20.06.2021 18:30
![question](/tpl/images/cats/mat.png)
Mathematics, 20.06.2021 18:30