Question 1

What is Doubtclip?

Accepted Answer

Doubtclip is an AI tutor that turns any homework or exam doubt into a step-by-step whiteboard video lesson with diagrams, formulas, and voice explanation.

Question 2

Who is the founder of Doubtclip?

Accepted Answer

Vinay Malav is the founder of Doubtclip (Founder, Doubtclip, based in Kota, Rajasthan, India). More: https://www.doubtclip.com/about

Question 3

Which subjects and exams does it support?

Accepted Answer

It supports Physics, Chemistry, Mathematics/Calculus and related STEM doubts for school boards, JEE, NEET, and global high-school / undergrad practice.

Question 4

How do I get a video solution?

Accepted Answer

Upload a photo of the question or paste the text, sign in, and Doubtclip generates a whiteboard-style explanation video you can watch and share.

Question 5

Is Doubtclip available worldwide?

Accepted Answer

Yes. Doubtclip is a web app for students globally. Lessons are available in English and Hinglish.

Among the following, choose the ones with equal number of atoms.

A. 212 g of Na $_2$ CO $_3$ (s) [molar mass = 106 g]

B. 248 g of Na $_2$ O(s) [molar mass = 62 g]

C. 240 g of NaOH(s) [molar mass = 40 g]

D. 12 g of H $_2$ (g) [molar mass = 2 g]

E. 220 g of CO $_2$ (g) [molar mass = 44 g]

Need a video for this idea?

Among the following, choose the ones with equal number of atoms.A. 212 g of Na2_22​CO3_33​(s) [molar mass = 106 g]B. 248 g of Na2_22​O(s) [molar mass = 62 g]C. 240 g of NaOH(s) [molar mass = 40 g]D. 12 g of H2_22​(g) [molar mass = 2 g]E. 220 g of CO2_22​(g) [molar mass = 44 g]

Need a video for this idea?

Among the following, choose the ones with equal number of atoms.

A. 212 g of Na $_2$ CO $_3$ (s) [molar mass = 106 g]

B. 248 g of Na $_2$ O(s) [molar mass = 62 g]

C. 240 g of NaOH(s) [molar mass = 40 g]

D. 12 g of H $_2$ (g) [molar mass = 2 g]

E. 220 g of CO $_2$ (g) [molar mass = 44 g]