Q1.Write the following in standard form:
(i) Special balances can weigh something as 0.000000001 gram.
(ii) Mass of a molecule of hydrogen gas is about
0.000000000000000000000334 tons.
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ʜᴇʏ ᴍᴀᴛᴇ ʜᴇʀᴇ ɪs ᴜʀ ᴀɴs
1.) ᴡᴇɪɢʜᴛ = 0.00000001 ɢʀᴀᴍ
∴ sᴛᴀɴᴅᴀʀᴅ ғᴏʀᴍ ᴏғ 0.00000001 ɢʀᴀᴍ = 0.1 × 10-7 ɢ
= 1 × 10-1 × 10-7 ɢ
ᴜsɪɴɢ ᴛʜᴇ ʟᴀᴡ ᴏғ ᴇxᴘᴏɴᴇɴᴛ, ᴀᴍ x ᴀɴ = ᴀᴍ+ɴ
= 1 × 10-8 ɢ
∴ ᴛʜᴇ ɴᴜᴍʙᴇʀ ɪɴ ᴛʜᴇ sᴛᴀɴᴅᴀʀᴅ ғᴏʀᴍ ɪs 1 × 10-8 ɢ
!!ɪ ʜᴏᴘᴇ ɪᴛ ʜᴇʟᴘs ᴜ!!
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