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Ray Of Light [21]
3 years ago
5

224/88Ra+4/2He+? find the missing isotope

Chemistry
1 answer:
andre [41]3 years ago
8 0
Do u have a picture if so post it please
You might be interested in
(Based on q = -sm∆T)
vekshin1

Answer:

Sn < Brass ≈ Zn <   Al  

Step-by-step explanation:

                      Sn   < Brass  ≈   Zn   <   Al

C/J·°C⁻¹g⁻¹: .0.246 <  0.418 ≈ 0.419 < 0.734

3 0
4 years ago
Please can someone help I will mark brainiest!
vazorg [7]

Answer:

2Cl- ⇒ Cl ↓2+ 2e

Explanation: sorry if this is not what you were looking for.

6 0
4 years ago
Which spheres of earth are represented in tropical rainforests?
tresset_1 [31]

Answer:

Biosphere

Explanation:

because of the rain it gets from huge water sources.

I hope that was useful.

4 0
3 years ago
What is the scientific method?
horrorfan [7]

Answer:

B. An organized way to test scientific ideas.

6 0
3 years ago
For which δg°rxn = –30.5 kj/mol at 37.0 °c and ph 7.0. calculate the value of δgrxn in a biological cell in which [atp] = 5.0 mm
mario62 [17]
We are given ΔG°rxn = -30.5 kJ/mol for the following reaction:

ATP + H₂O → ADP + HPO₄²⁻

We are given a series of concentrations for each of the species and are asked to find the value of ΔG for the reaction. We can use the following formula:

ΔGrxn = ΔG°rxn + RTlnQ

We can use R = 0.008314 kJ/molK; T = 335.15 K and Q is the reaction quotient which can be found as follows, and be sure to first convert each concentration of mM to M:

Q = [ADP][HPO₄²⁻]/[ATP]
Q= [0.00010][0.005]/[0.005]
Q = 0.0001

Now we can use the above formula to solve for ΔGrxn.

ΔGrxn = -30.5 kJ/mol + (0.008314)(310.15)ln(0.00010)
ΔGrxn = -54.3 kJ/mol

The value of ΔGrxn = -54.3 kJ/mol.
6 0
3 years ago
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