allysmith143 allysmith143

14-04-2017
Chemistry

contestada

What is the mass number of 207Pb ? A: 289 B: 207 C: 125 D: 82

Respuesta :

Аноним Аноним

14-04-2017

207 is the mass number. 82 would be the atomic number

Answer Link

Otras preguntas

In a harvest of pumpkins, the mean diameter of the pumpkins is 21 inches with a standard deviation of 5 inches. The diameters are normally distributed, so 95% o

Crane critical lift plans are required for all of the following except

If we hear wheezing, What is it usually related to ________.

What indicates under rotation of an oblique L-spine?a) Spinous processes alignedb) Zygapophyseal joints well-visualizedc) Vertebral bodieswwell-superimpose

Write the following in standard form Show your work. -9x + 6 = 3y

The C/Kg or R is usually the unit measured in? a) C/Kg b) R c) Cannot be determined

What should you do if the victim is lying in water?A) Leave the victim in the water until professional help arrives.B) Immediately move the victim out of the wa

Question 40 (1 point) Based on the chart above, which statement best describes conditions in Texas after the end of Reconstrucion? a Even after Reconstruction,

A bakery used 30% more butter this month than last month. If the bakery used 250 pounds of butter last month, how much did it use this month

is this a proper sentence If i was faster,i would have won the race?