zurzur92 zurzur92

04-03-2021
Chemistry

contestada

how much heat is needed to warm 250g of water from 22°C to 98°C ?

Respuesta :

vincentlephoko vincentlephoko

11-03-2021

Answer:

79'420J

Explanation:

We know mass 250g and

∆T=98°C -22°C

=76°C

The specific heat capacity for water is 4,18Zj/g°C

THEREFORE

∆H=250g•14,8j/g°C •76°C

=79'420J

Answer Link

Otras preguntas

what is Sir Reginald Coupland's opinion of the Indian people?

A family buys 5 airline tickets online. The family buys travel insurance that costs $17 per ticket. The total cost is $890. Let x represent the price of one t

Carbon has an atomic number of 6. Based on this evidence, what can you claim about carbon? the number of protons in a carbon atom the average atomic mass of a

need help with these. 11th grade algebra 2 class. thanks

2. 15 books weigh 6 kg. What will 6 books weigh?(a) 1.2 kg(b) 2.4 kg(c) 3.8 kg(d) 3 kgI also need explanation

17.Inequality refers to ...a) unequal access to resources such as money.b) equal access to resources.dress codes.d) unequal power relations in e.g. politics, pe

Read the excerpt from The Land. I didn't figure that was what was best for us though, and neither did Robert. The next night after that trip, I spent the night

I need help with this plz help me

What property is this ? a + (b + c) = (a + b) + c

en que año el hombre piso por primera vez la luna