2 years ago

0.5mol/dm3 hydrochloric acid is added gradually to a flask containing 20cm3 of 2 mol/ dm3 sodium hydroxide solution.

Chemistry

1 answer:

sweet-ann [11.9K]2 years ago

7 0

Answer:

The answer is B which is 40

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Which of the following is not a possible termination step in the free radical chlorination of methane? Group of answer choices ∙

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∙CH3 + Cl2 → CH3Cl + Cl∙

Explanation:

Since a radical is formed as part of the product it means it's a propagation step and not a termination step, at termination no free radical exist as product

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3 years ago

Name of compound AgC2H3O2

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Answer:

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at 55 years what mass remains of a 200.0 g sample of a radioactive isotope with a half life of 10.0 years

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4.419 g

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1 year ago

Which missing item would complete this beta decay reaction?<br> PLATO

goldfiish [28.3K]

Answer: $_{-1}^0\beta$

Explanation:

General representation of an element is given as: $_Z^A\textrm{X}$

where,

Z represents Atomic number

A represents Mass number

X represents the symbol of an element

Beta decay : In this process, a neutron gets converted into a proton and an electron releasing a beta-particle. The beta particle released carries a charge of -1 units.

$_Z^A\textrm{X}\rightarrow _{Z+1}^A\textrm{Y}+_{-1}^0\beta$