تمـهـيدِي طِبـيات 🩺.

رفتن به کانال در Telegram

ما يُعطى لا ينقص، وما يُشارك يُبارَك. هنا نترك أثرًا طيبًا، ونبذر نفعًا يمتد، لأن الخير حين يُنشر يعود أضعافًا، ولأن العطاء الخفي أحبّ إلى الله. ﴿وَمَا تُقَدِّمُوا لِأَنفُسِكُم مِّنْ خَيْرٍ تَجِدُوهُ عِندَ اللَّهِ﴾.

نمایش بیشتر

العراق67 062 پزشکی18 490

484

مشترکین

اطلاعاتی وجود ندارد24 ساعت

+47 روز

+330 روز

123

نمایش های پست

~ 9124 ساعت

~ 13248 ساعت

25.41%

نرخ مشارکت

~ 12

پست های در روز

Ads index

beta

آرشیو پست ها

484

How many oxygen atoms are present in 1 mol of CO₂?

Anonymous voting

484

How many atoms are present in 2 mol of Zn?

Anonymous voting

484

How many moles are present in 130 g of Zn? (Zn = 65 g/mol)

Anonymous voting

484

What is the mass of 0.25 mol of NaCl? (Na = 23, Cl = 35.5)

Anonymous voting

484

How many molecules are present in 44 g of CO₂? (CO₂ = 44 g/mol)

Anonymous voting

484

How many hydrogen atoms are present in 2.00 mol of H₂O?

Anonymous voting

484

How many moles are present in 18 g of H₂O? (H₂O = 18 g/mol)

Anonymous voting

484

What is the mass of 2.00 mol of CaCO₃? (Ca = 40, C = 12, O = 16)

Anonymous voting

484

How many oxygen atoms are present in 0.50 mol of H₂O?

Anonymous voting

484

How many molecules are present in 0.25 mol of CO₂?

Anonymous voting

484

How many moles are present in 53 g of Na₂CO₃?

Anonymous voting

484

What is the molar mass of Na₂CO₃?

Anonymous voting

484

Repost from N/a

◽️Molar mass → moles → number of particles/atoms

484

What is the correct name of H₂SO₄?

Anonymous voting

484

What is the correct name of H₂CO₃?

Anonymous voting

484

What is the correct name of H₃PO₄?

Anonymous voting

484

Which pair is correct?

Anonymous voting

484

Which suffix indicates the higher oxidation state in oxyanions?

Anonymous voting

484

Which suffix indicates the lower oxidation state?

Anonymous voting

484

What is the oxidation state of C in CO₃²⁻?

Anonymous voting