substance?
Chemistry, 14.01.2021 05:50 benoitjaylewe
Question 2 of 10
Why is the average atomic mass used when calculating grams of a
substance?
A. The elements in the substance are mixtures of their isotopes.
B. The average atomic mass is known to more significant figures.
C. The number of isotopes in the sample is constantly changing.
D. The exact weights of the isotopes are not known.
SUBMIT
Answers: 1
Chemistry, 22.06.2019 15:20
Draw any one of the skeletal structures of a 2° alkyl bromide having the molecular formula of c6h13br and two stereogenic centers. indicate chirality by using wedge and hashed wedge notation. lone pairs do not need to be shown.
Answers: 1
Chemistry, 22.06.2019 20:10
The lattice enthalpy (formation of ionic solid from ions in the gas phase) for agcl(s) is -916 kj/mol and the hydration enthalpy (dissolution of gaseous ions into water) is -850 kj/mol. how much heat (in joules) is involved in forming 1l of saturated agcl solution (1.8 × 10-4 g / 100 ml water) by dissolving agcl(s)? assume solution volume does not change much upon dissolution. the equations are given below. ag+(g) + cl−(g) æ agcl(s)
Answers: 3
Chemistry, 23.06.2019 01:00
Aman applies a force of 500n to push a truck 100m down the street how much does he do?
Answers: 1
Question 2 of 10
Why is the average atomic mass used when calculating grams of a
substance?
substance?
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