Which of the following pairs are isotopes of each other

Asked by maham237 @ 29/06/2021 in Chemistry viewed by 142 People

A. 32S and 32P
B. 18O and 18F
C. 7Li and 9Be
D. 14N and 15N

Answered by maham237 @ 29/06/2021

14N and 15 N is the pairs that are isotope of each other.This is because isotope is are different kind of atoms of the same element which have same number of protons(atomic number) but different number neutrons and different mass number. 14N and 15N are isotope of nitrogen since has different neutron.

Which of the following is a turning pair

Asked by admin @ 26/08/2021 in Music viewed by 383 persons

Which of the following is a turning pair

Which of the following pairs constitutes a buffer

Asked by admin @ 26/08/2021 in Chemistry viewed by 297 persons

Which of the following pairs constitutes a buffer? (a) NaOH and NaCl (b) HNO₃ and NH₄NO₃ (c) HCl and KCl (d) HNO₂ and NaNO₂

An element x has the following isotopic composition

Asked by admin @ 25/08/2021 in Chemistry viewed by 339 persons

An element X has the following isotopic composition X^200:90% X^199:8% X^202:2.0%.The weighted average atomic mass of the naturally occurring element X is closest to

Which of the following pairs is not correct

Asked by admin @ 24/08/2021 in Biology viewed by 318 persons

Which of the following pairs is not correct?

Which of the following pair have almost similar size

Asked by admin @ 20/08/2021 in Chemistry viewed by 388 persons

9)Which of following pairs does not have nearly same size ? a) Zr and Hf b) Nb and Ta c) Mo and W d)Y and Pt

Which of the following pairs of compounds are enantiomers

Asked by admin @ 13/08/2021 in Chemistry viewed by 274 persons

Which of the following pairs of compounds are enantiomers?

Combine the following pairs of sentences by using participles

Asked by admin @ 13/08/2021 in English viewed by 418 persons

Combine the following pairs of sentence by using participles

Which of the following pair of angles are supplementary

Asked by admin @ 11/08/2021 in Math viewed by 330 persons

Which of the following pairs of angles are supplementary?

Which of the following pairs will not exhibit diffusion

Asked by admin @ 11/08/2021 in Science viewed by 288 persons

Which of the following pair will not exhibit diffusion a ) hydrogen , oxygen b ) oxygen , water c ) salt , sand d ) sugar , water

Which of the following is a pair of coprime

Asked by admin @ 11/08/2021 in Math viewed by 267 persons

Which of the following is a pair of co-prime numbers? (a) (25, 255) (b) (121, 31)(c) (7, 343) (d) (81,721)

Which of the following is not a pair tag

Asked by admin @ 10/08/2021 in Physics viewed by 318 persons

Which of the following is not a pair tag? <u> <p> <img> <i>please solve this

Find the distance between the following pairs of points

Asked by admin @ 10/08/2021 in Math viewed by 304 persons

Find the distance between the following pairs of points (2,3),(4,1)

Which of the following is correct about isotopes of carbon

Asked by admin @ 02/08/2021 in Chemistry viewed by 319 persons

Carbon-12 and carbon-13 are isotopes of carbon. Which of the following statements is correct? They both have seven protons in the nucleus. They both have the same mass number. They …

Solve the following pair of equations for x and y

Asked by admin @ 02/08/2021 in Math viewed by 289 persons

Solve the following pair of equation for x and y a2\x -b2\y=0 ; a2b\x + b2a\y = a+b , x≠0 ; y≠ 0

Find the angle between each of the following pairs of vectors a⃗ =axi^+ayj^ and b⃗ =bxi^+byj^.

Asked by maham237 @ 02/12/2020 in Mathematics viewed by 349 persons

Find the angle between each of the following pairs of vectors A⃗ =Axi^+Ayj^ and B⃗ =Bxi^+Byj^.. Ax1= -3.20, Ay1= 4.40; Bx1= 2.70, By1= -3.10. i know this is dot prodoct …